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ILRS Mission Priorities as of September 11, 2017

Priority Mission ILRS
Name		 COSPAR
ID		 SIC Sponsor Altitude
(km)		 Inclination
(degrees)		 Comments
1 GRACE-A gracea
 0201201
 8003
 GFZ/JPL 485-500 89 Tandem mission; GRACE-B decommissioned September, 2017
2 PN-1A pn1a 1504905 2203 BACC 720 97.47  
3 CryoSat-2 cryosat2 1001301 8006 ESA 450-120 92  
4 TanDEM-X tandemx 1003001 6202 Infoterra/ DLR/GFZ/CSR 514 98 Tandem with TerraSAR-X
5 TerraSAR-X terrasarx 0702601 6201 Infoterra/ DLR/GFZ/CSR 514 97.44 Tandem with TanDEM-X
6 TechnoSat technosat 1704205 6203 Technische Universität Berlin 600 97.6 - 97.9 degrees ±7.2 arcmin 3-month campaign
7 STSAT-2C stsat2c 1300301 3804 MEST, KAIST 300 - 1500 80  
8 Sentinel-3A sentinel3a 1601101 8010 ESA/EUMETSAT 814.5 98.65

Restricted tracking; authorization required
9 Swarm-A/C swarma
swarmc		 1306702
1306703		 8007
8009		 ESA 460
530		 88.35
88.95		  
10 Swarm-B swarmb 1306701 8008 ESA 460 88.35  
11 KOMPSAT-5 kompsat5 1304201 3803 KARI 550 96.7  
12 RadioAstron radioastro 1103701 5559 Lavochkin Association 500-350,000 51.4 Campaign tracking with specific stations
13 SARAL saral 1300901 3201 CNES and ISRO 814 98.55  
14 HY-2A hy2a 1104301 2201 China 971 99.35  
15 Jason-3 jason3 1600201 4379 NASA, CNES, Eumetsat, NOAA 1,336 66.0  
16 Jason-2 jason2 0803201 1025 NASA, CNES, Eumetsat, NOAA 1,336 66.0  
17 Larets larets 0304206 5557 IPIE 691 98.204  
18 Starlette starlette 7501001 1134 CNES 815-1,100 49.8  
19 Stella stella 9306102 0643 CNES 815 98.6  
20 LARES lares 1200601 5987 ASI 1,450 69.5  
21 LAGEOS-2 lageos2 9207002 5986 ASI/NASA 5,625 52.6  
22 LAGEOS-1 lageos1 7603901 1155 NASA 5,850 109.8  
23 Etalon-1 etalon1 8900103 0525 Russia 19,100 65.3  
24 Etalon-2 etalon2 8903903 4146 Russia 19,100 65.2  
25 Ajisai ajisai 8606101 1500 JAXA 1,485 50  
26 GLONASS-131 glonass131 1301901 9131 Russia 19,140 65  
27 GLONASS-134 glonass134 1407501 9134 Russia 19,140 65  
28 GLONASS-136 glonass136 1603201 9136 Russia 19,140 65  
29 Galileo-202 galileo202 1405002 7202 ESA 23,220 56  
30 Galileo-201 galileo201 1405001 7201 ESA 23,220 56  
31 COMPASS-M3 compassm3 1201801 2004 China 21,528 55.0  
32 COMPASS-MS1 compassms1 1503702 2007 China 21,528 55.0  
33 COMPASS-MS2 compassms2 1503701 2008 China 21,528 55.0  
34 IRNSS-1B irnss1b 1401701 3302 ISRO 42,293 31 2-week tracking campaign
35 QZS-2 qzs2 1702801 1582 Cabinet Office, Government of Japan 32,000-40,000 km 45 6-month tracking campaign
36 GLONASS-123 glonass123 1004102 9123 Russia 19,100 65  
37 GLONASS-125 glonass125 1100901 9125 Russia 19,100 65  
38 GLONASS-128 glonass128 1106401 9128 Russia 19,100 65  
39 Galileo-102 galileo102 1106002 7102 ESA 23,220 56  
40 Galileo-103 galileo103 1205501 7103 ESA 23,220 56  
41 Galileo-203 galileo203 1501701 7203 ESA 23,220 56  
42 Galileo-205 galileo205 1504501 7205 ESA 23,220 56  
43 Galileo-208 galileo208 1507902 7208 ESA 23,220 56  
44 COMPASS-I6B compassib6 1602101 2012 China 35,677 55.0  
45 COMPASS-IS1 compassis1 1501901 2006 China 35,790.2 55.6  
46 COMPASS-IS2 compassis2 1505301 2010 China 35,790.2 55.6  
47 COMPASS-G1 compassg1 1000101 2002 China 35,792.9 1.53  
48 GLONASS-129 glonass129 1106402 9129 Russia 19,100 65  
49 GLONASS-133 glonass133 1403201 9133 Russia 19,100 65  
50 IRNSS-1F irnss1f 1601501 3306 ISRO 35,786 29  
51 IRNSS-1E irnss1e 1600301 3305 ISRO 35,786 29  
52 IRNSS-1D irnss1d 1501801 3304 ISRO 42,293 30.5  
53 IRNSS-1C irnss1c 1406101 3303 ISRO 42,293 5  
54 QZS-1 qzs1 1004501 1581 Cabinet Office, Government of Japan 32,000-40,000 45 WPLTN tracking only
55 COMPASS-I3 compassi3 1101301 2003 China 35,790.2 55.6  
56 COMPASS-I5 compassi5 1107301 2005 China 35,790.2 55.6  
57 Galileo-101 galileo101 1106001 7101 ESA 23,220 56  
58 Galileo-104 galileo104 1205502 7104 ESA 23,220 56  
59 Galileo-204 galileo204 1501702 7204 ESA 23,220 56  
60 Galileo-206 galileo206 1504502 7206 ESA 23,220 56  
61 Galileo-207 galileo207 1606901 7207 ESA 23,220 56  
62 Galileo-209 galileo209 1507901 7209 ESA 23,220 56  
63 Galileo-210 galileo210 1603002 7210 ESA 23,220 56  
64 Galileo-211 galileo211 1603001 7211 ESA 23,220 56  
65 Galileo-212 galileo212 1606902 7212 ESA 23,220 56  
66 Galileo-213 galileo213 1606903 7213 ESA 23,220 56  
67 Galileo-214 galileo214 1606904 7214 ESA 23,220 56  
68 Beacon-C beaconc 6503201 0317 NASA 950-1300 41 Upgraded from a campaign to
ongoing mission (Jan 2002)

Lunar Tracking Priorities

Priority Retroreflector Array ILRS
Name		 COSPAR
ID		 SIC Sponsor Altitude(km)
1 Apollo15 apollo15 0000103 N/A NASA 356,400
2 Apollo11 apollo11 0000100 N/A NASA 356,400
3 Apollo14 apollo14 0000102 N/A NASA 356,400
4 Luna21 luna21 0000101 N/A Russian Federation 356,400
5 Luna17 luna17 0000104 N/A Russian Federation 356,400