From pierre at geod.nrcan.gc.ca Mon Feb 23 07:02:20 2004 From: pierre at geod.nrcan.gc.ca (Pierre Tetreault) Date: Mon, 23 Feb 2004 15:02:20 GMT Subject: [IGSREPORT-11064] Wk 1257 EMR Analysis Report Message-ID: <200402231502.PAA18982@kepler.geod.nrcan.gc.ca> ****************************************************************************** IGS Electronic Report 23 Feb 07:02:24 PST 2004 Message Number 11064 ****************************************************************************** Author: NRCan/GSDivision ******************************************************************************** EMR ANALYSIS REPORT GPS-WEEK 1257 Dates: 04feb08 to 04feb14 ******************************************************************************** NRCan (Natural Resources Canada, formerly Energy, Mines and Resources (EMR)) 615 Booth Street, Ottawa, Canada K1A 0E9 e-mail: pierre at geod.nrcan.gc.ca, huot at geod.nrcan.gc.ca tel: (613)992-2218 (Pierre Tetreault) (613)996-4914 (Caroline Huot) fax: (613)995-3215 PRODUCTS GENERATED: The following products are generated and uploaded into CDDIS @ NASA/GSFC EMR12570-6.SP3 GPS ephem. files for days 0-6, week #1257 in sp3 format EMR12577.ERP pole x,y and DUT1 solutions for week #1257 EMR12577.SNX station and EOP weekly combined solution in SINEX format EMR12577.SUM name of this text summary file REMARKS on EMR products: 1. ALGO receiver clock used as reference time. In the sp3 EPH file sat. clock correction value of 999999.999999 microseconds indicates that the direct clock comparison with the reference clock is not available (e.g. ALGO not observing a satellite). ALGO clock error & drift were about 1265.2 ns (53043) & 25.0 ns/day w.r.t. GPS time NRC1 clock error & drift were about 8.8 ns (53047) & -21.1 ns/day w.r.t. GPS time 2. Date | PRN | Action | Period | Reason +--------+-------+--------+----------------+----------------------------+ 04feb09 24 E 00:00 to 23:45 Modeling problems +--------+-------+--------+----------------+----------------------------+ (R) Satellite was removed from EMR SP3 file. (E) Satellite was excluded prior to processing data. (M) Satellite in maneuver. SOLUTION CHARACTERISTICS 1. Solution identifier: Submission 040223 2. Software used : GIPSY/OASIS II (UNIX ) 3. Definition of Terrestrial frame: origin and orientation : Nominally IGb00 reference epoch : current date GM : 398600.4415 km^3/s^2 gravity model : GEMT3( 8,8) +C21+S21 ocean loading : Pagiatakis, global_model 4. Solution characteristics: undifferenced phase and smoothed pseudorange data for satellite elevation > 15 degrees at 5 min. normal point interval; single day (24h) arc with 6 IC and 3 rad. parameters per satellite 5. See IGS Mail#3708 (January 23, 2002), IGS Mail#928 (April 05, 1995) and IGS Report#1488 (January 16, 1995) for more details regarding NRCan processing strategy. CARRIER PHASE / PSEUDO RANGE STATISTICS Note: F indicates a constrained fiducial site E indicates an eclipsing satellite Carrier Phase Statistics rms (cm) / # obs 04feb08 04feb09 04feb10 04feb11 04feb12 04feb13 04feb14 --------------------------------------------------------------------- ALGO .38/2542 .38/2401 .39/2556 .35/2549 .37/2536 .38/2530 .39/2554 ALRT .45/3118 .43/2860 .43/2931 .43/2715 .43/2935 .43/2821 .00/ 0 ARTU .44/2504 .43/2337 .40/2481 .42/2535 .43/2561 .45/2514 .45/2524 ASC1 .59/2297 .58/2456 .53/2559 .56/2697 .48/2026 .56/2242 .52/2645 AUCK .48/2264 .45/2194 .51/2255 .53/2253 .56/2236 .74/1909 .73/1945 BAHR .48/2649 .45/2581 .45/2660 .47/2567 .45/2659 .44/2673 .45/2510 BJFS .46/2519 .45/2433 .47/2518 .47/2519 .49/2484 .51/2430 .46/2329 CAS1 .42/2580 .40/2298 .44/2537 .42/2206 .41/2428 .46/2293 .52/2311 CEDU .40/2578 .43/2538 .66/2395 .44/2542 .42/2392 .61/2231 .00/ 0 CHPI .53/2285 .54/2204 .57/2399 .56/2624 .59/2363 .62/2370 .56/2389 COCO .00/ 0 .70/2449 .66/2470 .69/2665 .00/ 0 .00/ 0 .72/2525 CORD .52/1731 .56/1965 .57/1875 .58/2313 .66/1915 .53/2115 .52/2167 CRO1 .59/2255 .67/2082 .61/2099 .58/2260 .58/2195 .59/2089 .59/2022 DAV1 .42/2761 .40/2591 .42/2623 .39/2540 .39/2231 .40/2386 .41/2363 DRAO .42/2657 .44/2551 .44/2553 .43/2664 .42/2649 .41/2654 .43/2676 FAIR .57/2824 .57/2689 .61/2806 .58/2240 .51/2274 .54/2209 .53/2359 FORT .00/ 0 .00/ 0 .00/ 0 .00/ 0 .00/ 0 .00/ 0 .71/2124 GLPS .56/2526 .52/2301 .48/1985 .51/2800 .63/2443 .51/2383 .48/1877 GOL2 .41/2581 .38/2453 .41/2491 .38/2568 .38/2511 .38/2505 .37/2477 GUAM .00/ 0 .00/ 0 .00/ 0 .00/ 0 .72/2587 .69/2323 .00/ 0 HOB2 .66/2382 .58/2417 .50/2521 .49/2561 .54/2213 .50/2236 .00/ 0 IISC .00/ 0 .59/2525 .61/2686 .62/2593 .58/2692 .58/2615 .57/2467 KERG .57/2012 .00/ 0 .00/ 0 .00/ 0 .00/ 0 .00/ 0 .00/ 0 LAE1 .00/ 0 .69/2253 .72/2179 .83/2423 .00/ 0 .00/ 0 .00/ 0 MAC1 .41/2182 .42/2505 .41/2278 .48/2077 .42/2170 .42/2320 .55/2328 MAS1 .42/2485 .41/2313 .41/2494 .43/2523 .42/2538 .41/2182 .41/2543 MATE .54/2380 .52/2262 .50/2401 .50/2258 .53/2287 .48/2390 .50/2400 MAUI .45/2492 .46/2467 .48/ 581 .40/1991 .40/1921 .40/2401 .42/2192 MCM4 .38/2455 .36/1987 .35/2333 .33/1689 .34/1816 .35/1995 .36/1982 NKLG .00/ 0 .00/ 0 .00/ 0 .00/ 0 .00/ 0 .00/ 0 .73/2258 NRC1 .37/2533 .40/2421 .36/2456 .35/2465 .36/2561 .38/2570 .37/2586 NRIL .40/2950 .41/2526 .42/2864 .43/2100 .53/2567 .55/1837 .47/2320 NTUS .00/ 0 .00/ 0 .00/ 0 .00/ 0 .63/2532 .65/2737 .00/ 0 OHI2 .53/2610 .56/2285 .49/2639 .46/2629 .49/2621 .55/2493 .53/2644 PERT .50/2495 .68/2233 .51/2474 .51/2456 .60/2317 .56/2497 .53/2208 PETP .63/2489 .62/2368 .60/2592 .59/2595 .58/2550 .59/2502 .57/2503 PIMO .61/2112 .65/2322 .63/2502 .66/2467 .65/2439 .62/2198 .57/2313 POL2 .41/2493 .42/2370 .43/2459 .41/2227 .43/2453 .47/2110 .43/2462 RBAY .62/1631 .59/1336 .57/1818 .60/1694 .59/1881 .53/1780 .68/1593 REUN .00/ 0 .00/ 0 .00/ 0 .00/ 0 .68/1911 .61/1783 .62/ 830 STJO .56/2628 .42/2484 .40/2507 .40/2647 .37/2599 .36/2638 .36/2651 TID2 .00/ 0 .00/ 0 .00/ 0 .00/ 0 .00/ 0 .00/ 0 .71/2203 TRAB .51/2072 .52/2312 .55/1156 .00/ 0 .00/ 0 .00/ 0 .00/ 0 TROM .42/2944 .39/2616 .40/2834 .40/2648 .45/2372 .46/2328 .47/2597 USNO .53/2516 .52/2353 .54/2386 .54/2515 .49/1099 .51/2386 .47/2294 VILL .48/2426 .46/2396 .46/2553 .59/2561 .47/2568 .46/2574 .44/2575 YELL .43/2791 .44/2619 .44/2528 .44/2350 .41/2310 .40/2322 .40/2376 PRN01 .48/3380 .51/3589 .49/3565 .50/3503 .54/3387 .51/3483 .53/3145 PRN02 .48/3375 .55/3618 .50/3488 .50/3313 .52/3589 .51/3518 .57/3229 PRN03 .48/3337 .51/3572 .50/3344 .49/3371 .50/3539 .49/3483 .55/3377 PRN04 .49/3223 .49/3250 .50/3302 .52/3322 .52/3285 .51/3137 .51/3393 PRN05 .49/3176 .49/3270 .50/3193 .48/3109 .48/3059 .49/3308 .49/3079 PRN06 .51/3414 .49/3580 .48/3407 .52/3335 .47/2751 .41/1930 .41/1879 PRN07 .52/3156 .50/3294 .52/3322 .52/3110 .52/2913 .53/3095 .54/3290 PRN08 E .49/3056 .51/3417 .51/3271 .49/3032 .54/3280 .52/3194 .50/3177 PRN09 E .49/3066 .50/3212 .53/3182 .52/3256 .51/3255 .50/3326 .49/3093 PRN10 .49/3627 .50/3704 .51/2748 .51/3502 .50/3422 .51/3450 .51/3479 PRN11 .48/3281 .51/3505 .53/3358 .52/3360 .50/3348 .49/3319 .57/3146 PRN13 .50/3317 .52/3733 .52/3598 .53/3544 .51/3502 .54/3414 .51/3086 PRN14 .50/3095 .49/3451 .53/3118 .52/3243 .48/3233 .49/2958 .54/2872 PRN15 .49/3367 .49/3542 .47/3436 .51/3267 .48/3257 .53/3381 .50/3290 PRN16 .48/3320 .53/3379 .48/3345 .52/3282 .52/3426 .51/3282 .53/3229 PRN17 .50/3575 .51/3728 .49/3465 .50/3558 .52/3509 .49/3440 .51/3455 PRN18 .50/3216 .50/3496 .48/3277 .47/3255 .45/3163 .49/3302 .49/2976 PRN20 .48/3347 .50/3432 .50/3410 .50/3370 .53/3381 .55/3489 .58/3359 PRN21 .47/3353 .46/3547 .46/3297 .46/3261 .47/3260 .49/3377 .49/3259 PRN22 .61/2825 .61/3071 .61/3180 .62/3168 .57/2715 .60/2820 .59/2896 PRN23 .47/2097 .43/2066 .44/2066 .41/2033 .43/1807 .42/1891 .45/1323 PRN24 .51/3364 .00/ 0 .49/3450 .51/3470 .54/3088 .50/3369 .47/3303 PRN25 .47/3050 .50/3132 .49/3258 .48/3225 .52/3409 .53/3317 .51/3079 PRN26 .44/3401 .48/3470 .46/3519 .48/3429 .49/3494 .49/3560 .47/3389 PRN27 E .49/3138 .51/3634 .47/3373 .50/3314 .51/3354 .51/3339 .51/3304 PRN28 .48/3076 .50/3359 .53/3281 .50/3123 .48/3024 .50/3062 .52/3150 PRN29 .49/3573 .49/2873 .47/3576 .49/3428 .49/3559 .51/3572 .48/3344 PRN30 .47/3172 .47/3360 .48/3246 .49/3157 .54/3275 .52/3313 .52/3190 PRN31 .48/3372 .51/3469 .55/3359 .54/3386 .51/3558 .51/3442 .56/3331 Pseudo Range Statistics rms (cm) / # obs 04feb08 04feb09 04feb10 04feb11 04feb12 04feb13 04feb14 --------------------------------------------------------------------- ALGO 68/2542 37/2401 37/2556 43/2549 0/ 0 41/2530 41/2554 ALRT 18/3118 18/2860 17/2931 17/2715 17/2935 18/2821 0/ 0 ARTU 24/2504 23/2337 22/2481 21/2535 23/2561 24/2514 24/2524 ASC1 0/ 0 0/ 0 0/ 0 82/2697 0/ 0 0/ 0 78/2645 AUCK 48/2264 49/2194 49/2255 48/2253 49/2236 45/1911 50/1947 BAHR 38/2649 39/2581 40/2660 41/2567 40/2659 42/2673 41/2510 BJFS 38/2519 37/2433 36/2518 38/2519 37/2484 36/2430 38/2329 CAS1 25/2583 25/2298 24/2537 24/2206 24/2428 23/2293 24/2311 CEDU 44/2568 37/2538 64/2395 45/2542 44/2392 32/2231 0/ 0 CHPI 47/2289 50/2204 51/2399 49/2624 50/2363 50/2373 51/2389 COCO 0/ 0 25/2450 26/2471 24/2665 0/ 0 0/ 0 25/2531 CORD 54/1735 50/1965 54/1875 62/2313 49/1917 52/2115 58/2167 CRO1 41/2255 40/2082 36/2099 37/2260 38/2195 40/2089 37/2022 DAV1 34/2765 33/2591 33/2623 34/2540 41/2231 41/2386 41/2363 DRAO 42/2657 39/2551 40/2553 34/2664 43/2649 40/2654 43/2676 FAIR 27/2825 26/2689 29/2806 29/2240 35/2274 29/2209 32/2360 FORT 0/ 0 0/ 0 0/ 0 0/ 0 0/ 0 0/ 0 91/2126 GLPS 35/2528 35/2301 36/1985 35/2800 35/2446 34/2383 35/1877 GOL2 42/2581 41/2453 41/2489 42/2504 37/2500 43/2505 42/2471 GUAM 0/ 0 0/ 0 0/ 0 0/ 0 47/2587 55/2324 0/ 0 HOB2 41/2382 42/2417 42/2521 44/2561 41/2213 36/2236 0/ 0 IISC 0/ 0 62/2525 65/2686 67/2593 67/2692 65/2615 63/2467 KERG 58/2013 0/ 0 0/ 0 0/ 0 0/ 0 0/ 0 0/ 0 LAE1 0/ 0 68/2254 69/2179 73/2423 0/ 0 0/ 0 0/ 0 MAC1 37/2181 42/2498 35/2278 49/2072 46/2165 38/2320 46/2325 MAS1 27/2485 28/2313 28/2494 27/2523 28/2538 26/2182 27/2543 MATE 56/2380 57/2262 54/2401 50/2258 48/2287 44/2390 48/2400 MAUI 37/2492 37/2467 35/ 581 38/1991 38/1921 37/2401 37/2192 MCM4 52/2457 47/1986 55/2330 51/1689 49/1814 48/1995 44/1982 NKLG 0/ 0 0/ 0 0/ 0 0/ 0 0/ 0 0/ 0 75/2258 NRC1 41/2533 37/2421 60/2456 39/2463 36/2561 35/2570 35/2586 NRIL 22/2950 21/2526 21/2865 22/2100 22/2568 21/1837 22/2321 NTUS 0/ 0 0/ 0 0/ 0 0/ 0 63/2532 65/2737 0/ 0 OHI2 41/2617 44/2285 41/2640 41/2630 40/2621 39/2493 40/2644 PERT 40/2495 40/2233 42/2474 41/2456 41/2317 39/2496 41/2208 PETP 53/2490 51/2368 50/2592 48/2595 47/2550 46/2502 46/2503 PIMO 23/2112 24/2323 24/2502 0/ 0 23/2439 23/2198 25/2313 POL2 31/2493 31/2370 31/2459 0/ 0 32/2453 32/2110 32/2462 RBAY 64/1637 55/1336 59/1818 0/ 0 65/1881 61/1780 64/1595 REUN 0/ 0 0/ 0 0/ 0 0/ 0 0/ 0 0/ 0 91/ 829 STJO 30/2629 25/2484 25/2507 26/2647 25/2599 24/2638 24/2651 TID2 0/ 0 0/ 0 0/ 0 0/ 0 0/ 0 0/ 0 64/2203 TRAB 45/2072 45/2312 43/1156 0/ 0 0/ 0 0/ 0 0/ 0 TROM 35/2944 32/2616 38/2834 38/2648 60/2372 51/2328 47/2597 USNO 46/2516 48/2353 49/2386 50/2515 48/1099 49/2386 47/2294 VILL 25/2426 25/2396 25/2553 0/ 0 27/2568 25/2574 26/2575 YELL 35/2791 35/2619 36/2528 39/2350 34/2310 55/2322 40/2376 PRN01 40/3312 43/3524 45/3497 45/3145 41/3214 40/3333 46/3145 PRN02 42/3310 42/3553 42/3423 45/2907 43/3383 42/3371 48/3229 PRN03 37/3227 41/3462 37/3235 47/3014 39/3322 40/3284 47/3377 PRN04 42/3141 39/3163 40/3207 45/2983 43/3042 44/3071 48/3394 PRN05 41/3092 37/3185 43/3108 41/2859 41/2884 42/3183 45/3083 PRN06 42/3348 38/3514 42/3344 38/3068 41/2518 38/1821 39/1879 PRN07 43/3077 43/3163 46/3188 46/2811 44/2687 41/2916 48/3290 PRN08 E 39/3000 39/3329 41/3176 45/2761 38/3058 38/3129 51/3177 PRN09 E 40/2948 37/3095 40/3054 40/2968 39/2999 39/3132 43/3093 PRN10 40/3526 41/3613 44/2657 43/3142 39/3150 41/3356 46/3472 PRN11 42/3168 41/3376 44/3230 49/3033 45/3139 44/3117 49/3148 PRN13 46/3259 42/3668 46/3527 46/3168 47/3304 47/3297 46/3086 PRN14 40/3015 41/3366 40/3036 49/2939 46/3045 41/2828 49/2869 PRN15 40/3299 38/3475 38/3370 41/2990 37/3044 39/3266 47/3291 PRN16 39/3258 39/3317 41/3282 43/2889 44/3229 42/3204 47/3229 PRN17 40/3469 40/3625 42/3357 40/3206 44/3258 45/3265 47/3456 PRN18 38/3120 40/3398 41/3180 43/2980 40/2914 39/3146 45/2976 PRN20 44/3288 42/3369 45/3347 45/3050 43/3152 45/3330 46/3359 PRN21 40/3261 40/3457 40/3207 42/3050 43/3027 41/3252 44/3259 PRN22 38/2724 37/2970 41/3078 44/2902 39/2474 39/2720 44/2896 PRN23 41/2002 33/1972 37/1969 42/1912 37/1644 38/1891 38/1324 PRN24 42/3278 0/ 0 42/3348 42/3115 36/2834 41/3195 43/3304 PRN25 39/3050 37/3065 41/3259 42/2888 45/3205 45/3179 45/3079 PRN26 36/3332 39/3382 39/3422 42/3123 37/3218 37/3398 42/3389 PRN27 E 41/3046 38/3521 40/3259 43/2973 41/3135 39/3173 49/3304 PRN28 42/2962 42/3205 43/3125 47/2809 42/2823 44/2873 49/3150 PRN29 36/3485 37/2764 37/3454 44/3098 40/3264 40/3391 42/3344 PRN30 42/3172 41/3292 42/3175 43/2902 44/3051 44/3170 45/3194 PRN31 38/3308 38/3469 44/3359 44/3022 40/3340 39/3260 50/3330 Station Clock Offsets Solution for 0h UT (microsecond / sigma in ns) 04feb08 04feb09 04feb10 04feb11 04feb12 04feb13 04feb14 sig ------------------------------------------------------------------------ ALGO REF REF REF REF --- REF REF -- ALRT -1.3113 -1.3313 -1.3534 -1.3886 -.0502 -1.4351 --- .2 ARTU -1.3147 -1.3299 -1.3537 -1.3746 -.0515 -1.4293 -1.4593 .3 ASC1 --- --- --- 49.5559* --- --- 44.0438* .2 AUCK -1.3383* -1.3649* -1.3958* -1.4074* -.0806* -1.4576* -1.4917* .2 BAHR 773.4319 773.4058 773.3765 773.3459 774.6697 773.2888 773.2554 .2 BJFS -1.3215* -1.3405* -1.3726* -1.3889* -.0583* -1.4358* -1.4470* .2 CAS1 -1.2632 -1.2894 -1.3207 -1.3509 -.0144 -1.3881 -1.4148 .3 CEDU -1.2899 -1.2901 -1.3252 -1.3536 -.0248 -1.3588* --- .2 CHPI -1.3502 -1.3741 -1.3922 -1.4268 -.0687 -1.4713 -1.5031 .2 COCO --- -1.2947 -1.3239 -1.3296 --- --- -1.4364 .2 CORD -1.2687 -1.2801 -1.3321 -1.3531 -.0315 -1.3929 -1.4203 .3 CRO1 -1.2894 -1.3234 -1.3638 -1.3627 -.0495 -1.3963 -1.4417 .2 DAV1 -1.2715 -1.3192 -1.3073 -1.3833 -.0300 -1.4016 -1.4092 .2 DRAO -4.9621 -5.0102 -5.0638 -5.1163 -3.8142 -5.2179 -5.2700 .2 FAIR 940.1857 940.1720 940.1567 940.1415 941.4879 940.1215 940.1041 .3 FORT --- --- --- --- --- --- -.9915 .2 GLPS -1.3586 -1.4030 -1.4185* -1.4405 -.1358 -1.5322 -1.5596 .2 GOL2 -1.1564 -1.1949 -1.2342 -1.2753 .0399 -2.3797 -2.5204* .3 GUAM --- --- --- --- -.1304 -1.5043 --- .2 HOB2 1.7234 1.7174 1.7091 1.6979 3.0432 1.6801 --- .2 IISC --- -1.3223 -1.3510 -1.3673 -.0373 -1.4179 -1.4519 .2 KERG 763.4819 --- --- --- --- --- --- .2 LAE1 --- -1.3669* -1.3902* -1.4170* --- --- --- .3 MAC1 -1.2569 -1.2992 -1.3203 -1.3345 -.0215 -1.4067 -1.4025 .3 MAS1 151.6374 151.5171 151.3793 151.2561 152.5023 151.0248 150.9039 .3 MATE 841.7601 841.6832 841.6044 841.3045 842.5786 841.1445 841.0569 .2 MAUI -1.3766* -1.3975* -1.4298* -1.4354* -.1040* -1.5028* -1.5235* .3 MCM4 1.9248 61.9518 8.3498 67.8822 130.5411* 188.9538 12.7642 .3 NKLG --- --- --- --- --- --- 350.0395* .2 NRC1 -1.1247 -1.1443 -1.1679 -1.1963 REF -1.3767 -1.4035 .2 NRIL -1.3261 -1.3464 -1.3718 -1.3925 -.0653 -1.4417 -1.4711 .2 NTUS --- --- --- --- -.0066 -1.3980 --- .2 OHI2 -1.3001 -1.3102 -1.3208 -1.3525 .0083 -1.3952 -1.4015 .2 PERT 994.6208 994.3642 994.1119 993.8212 994.9033 993.2703 992.8973 .3 PETP -1.3380* -1.3503* -1.3902* -1.4078* -.0737* -1.4475* -1.4809* .2 PIMO -1.3415 -1.3548* -1.3889 --- -.0898 -1.4551 -1.4749 .6 POL2 -1.2983 -1.3230 -1.3486 --- -.0470 -1.4244 -1.4526 .2 RBAY -1.2345 -1.3015 -1.2954 --- -.0214 -1.3654 -1.4305 .4 REUN --- --- --- --- --- --- --- -- STJO -25.1509 -25.1530 -25.1573 -25.1632 -23.8128 -25.1712 -25.1800 .2 TID2 --- --- --- --- --- --- -1.9815 .3 TRAB -1.2134 -1.2372 -1.2578 --- --- --- --- .2 TROM -1.2870 -1.2725 -1.3035 -1.3548 -.0041 -1.3955 -1.4326 .2 USNO -.6183 -.6404 -.6643 -.6898 .6409 -.7368 -.7646 .2 VILL 849.9985 849.4827 848.9560 --- 849.3391 847.4934 846.9805 .2 YELL 1.4300 1.4838 1.5364 1.5876 2.9941 1.6924 1.7430 .3 Notes: * indicates epoch other than 0h UT Sig are sigmas, in ns, averaged over 7 days !!ms!! indicates offsets greater than 1 millisecond global: ALGO ALRT ARTU ASC1 AUCK BAHR BJFS CAS1 CEDU CHPI COCO CORD CRO1 DAV1 global: DRAO FAIR FORT GLPS GOL2 GUAM HOB2 IISC KERG LAE1 MAC1 MAS1 MATE MAUI global: MCM4 NKLG NRC1 NRIL NTUS OHI2 PERT PETP PIMO POL2 RBAY REUN STJO TID2 global: TRAB TROM USNO VILL YELL -- Geodetic Survey of Canada Ottawa, Ontario, Canada Internet: pierre at geod.nrcan.gc.ca