GLONASS SCC

                   1.STATUS Information Group
 
                  GLONASS Constellation Status
                       (February 24, 2021)
 
|GLONASS|Cosmos|Plane/|Frequ.|   Launch   |   Intro    |  Status   |  Outage    |
|number |number| slot |chann.|    date    |    date    |           |    date    |
|-------|------|------|------|------------|------------|-----------|------------|
|  730  | 2456 | 1/01 |   1  | 14.12.2009 | 30.01.2010 | operating | .......... | 
|  747  | 2485 | 1/02 |  -4  | 26.04.2013 | 04.07.2013 | operating | .......... | 
|  744  | 2476 | 1/03 |   5  | 04.11.2011 | 08.12.2011 | operating | .......... | 
|  759  | 2544 | 1/04 |   6  | 11.12.2019 | 03.01.2020 | operating | .......... | 
|  756  | 2527 | 1/05 |   1  | 17.06.2018 | 29.08.2018 | operating | .......... | 
|  733  | 2457 | 1/06 |  -4  | 14.12.2009 | 24.01.2010 | operating | .......... | 
|  745  | 2477 | 1/07 |   5  | 04.11.2011 | 18.12.2011 | operating | .......... | 
|  743  | 2475 | 1/08 |   6  | 04.11.2011 | 20.09.2012 | operating | .......... | 
|  702  | 2501 | 2/09 |  -2  | 01.12.2014 | 15.02.2016 | operating | .......... | 
|  723  | 2436 | 2/10 |  -7  | 25.12.2007 | 22.01.2008 | operating | .......... | 
|  753  | 2516 | 2/11 |      | 29.05.2016 | 27.06.2016 | unusable  | 19.11.2020 | 
|  705  | 2547 | 2/11 |   0  | 26.10.2020 | 26.01.2021 | unusable  | .......... | 
|  758  | 2534 | 2/12 |  -1  | 27.05.2019 | 22.06.2019 | operating | .......... | 
|  721  | 2434 | 2/13 |  -2  | 25.12.2007 | 08.02.2008 | operating | .......... | 
|  752  | 2522 | 2/14 |  -7  | 22.09.2017 | 16.10.2017 | operating | .......... | 
|  757  | 2529 | 2/15 |   0  | 03.11.2018 | 27.11.2018 | operating | .......... | 
|  736  | 2464 | 2/16 |  -1  | 02.09.2010 | 04.10.2010 | operating | .......... | 
|  751  | 2514 | 3/17 |   4  | 07.02.2016 | 28.02.2016 | operating | .......... | 
|  754  | 2492 | 3/18 |  -3  | 24.03.2014 | 14.04.2014 | operating | .......... | 
|  720  | 2433 | 3/19 |   3  | 26.10.2007 | 25.11.2007 | operating | .......... | 
|  719  | 2432 | 3/20 |   2  | 26.10.2007 | 27.11.2007 | unusable  | 24.02.2021 | 
|  755  | 2500 | 3/21 |   4  | 14.06.2014 | 03.08.2014 | operating | .......... | 
|  735  | 2461 | 3/22 |  -3  | 02.03.2010 | 28.03.2010 | operating | .......... | 
|  732  | 2460 | 3/23 |   3  | 02.03.2010 | 28.03.2010 | operating | .......... | 
|  760  | 2545 | 3/24 |   2  | 16.03.2020 | 14.04.2020 | operating | .......... | 
|  701  | 2471 | 3/26 |  -6  | 26.02.2011 | .......... | unusable  | .......... | 
|  716  | 2425 | 2/27 |      | 25.12.2006 | .......... | unusable  | 24.11.2018 | 
|  731  | 2459 | 3/28 |      | 02.03.2010 | 28.03.2010 | unusable  | 03.06.2020 | 
|-------|------|------|------|------------|------------|-----------|------------|

Note: All the dates (DD.MM.YY) are given at Moscow Time (UTC+0300)

                2.SUMMARY Information Group
 
SUBJ:GLONASS STATUS  February 24, 2021 
1.SATELLITES, PLANES, SLOTS AND CHANNELS

| Plane  1/slot | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 |
|       Channel |  1 | -4 |  5 |  6 |  1 | -4 |  5 |  6 |
|---------------|----|----|----|----|----|----|----|----|
| Plane  2/slot | 09 | 10 | 11 | 11 | 12 | 13 | 14 | 15 | 16 | 27 |
|       Channel | -2 | -7 |    |  0 | -1 | -2 | -7 |  0 | -1 |    |
|---------------|----|----|----|----|----|----|----|----|----|----|
| Plane  3/slot | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 26 | 28 |
|       Channel |  4 | -3 |  3 |  2 |  4 | -3 |  3 |  2 | -6 |    |
|---------------|----|----|----|----|----|----|----|----|----|----|
2.CURRENT ADVISORIES (ADV) AND FORECASTS (FCST)
INFORMATION IS REPEATED FOR ONE MONTH AFTER EVENT CONCLUDES.
ALL THE DATES (DD.MM.YY) ARE GIVEN AT MOSCOW TIME (UTC+0300)


A. FORECASTS

NAGU-MSG.DATE-TIME-SL/CH-TYPE-SUMMARY

B.ADVISORIES

NAGU-MSG.DATE-TIME-SL/CH-TYPE-SUMMARY
231-210129-29.01.21-1436-09/-2-ADVS-SC-SRV 29.01/0000-11.02/0000
232-210131-31.01.21-0847-01/01-ADVS-SC-SRV 31.01/0422-31.01/0454
233-210202-02.02.21-1748-06/-4-ADVS-SC-SRV 02.02/0633-02.02/0648
234-210204-04.02.21-2200-19/03-ADVS-SC-SRV 04.02/0050-04.02/0830
235-210207-07.02.21-1210-03/05-ADVS-SC-SRV 07.02/1021-07.02/1056
237-210224-24.02.21-1150-20/02-ADVS-SC-SRV 24.02/0400-01.01/0300

С.GENERAL: NO IMPACT, INFORMATIONAL PURPOSE ONLY

NAGU-MSG.DATE-TIME-SL/CH-TYPE-SUMMARY
212-201004-04.10.20-0958-09/-2-ADVS-PUT INTO OPERATION 04.10/0900
218-201109-09.11.20-1408-01/01-ADVS-PUT INTO OPERATION 09.11/0842
221-201120-20.11.20-0000-11/00-ADVS-PUT-INTO-DIAG 01.01/0300
223-201201-01.12.20-0000-11/-5-ADVS-ORB-POINT-CHNG   01.12.20-01.12.20  11 11
224-201202-02.12.20-1050-23/03-ADVS-PUT INTO OPERATION 02.12/1055
226-201218-18.12.20-1041-23/03-ADVS-PUT INTO OPERATION 18.12/1019
227-201224-24.12.20-0000-11/-5-ADVS-FREQ-CHNG 23.12/0000 -5 00
236-210211-11.02.21-0733-09/-2-ADVS-PUT INTO OPERATION 11.02/0030


                     3.NAGU Information Group

231-210129
NOTICE ADVISORY TO GLONASS USERS (NAGU) 231-210129
SUBJ:09/-2 (702) UNUSABLE 29.01/0000 
1.CONDITION: 09/-2 SC (702) WAS UNUSABLE
SINCE 29.01/0000 UNTIL 11.02/0000
MSK (UTC+0300) DUE TO MAINTENANCE
2.USERS ARE REMINDED TO UPDATE ALMANACS IF NECESSARY


232-210131
NOTICE ADVISORY TO GLONASS USERS (NAGU) 232-210131
SUBJ:01/01 (730) UNUSABLE 31.01/0422 
1.CONDITION: 01/01 SC (730) WAS UNUSABLE
SINCE 31.01/0422 UNTIL 31.01/0454
MSK (UTC+0300) DUE TO MAINTENANCE
2.USERS ARE REMINDED TO UPDATE ALMANACS IF NECESSARY


233-210202
NOTICE ADVISORY TO GLONASS USERS (NAGU) 233-210202
SUBJ:06/-4 (733) UNUSABLE 02.02/0633 
1.CONDITION: 06/-4 SC (733) WAS UNUSABLE
SINCE 02.02/0633 UNTIL 02.02/0648
MSK (UTC+0300) DUE TO MAINTENANCE
2.USERS ARE REMINDED TO UPDATE ALMANACS IF NECESSARY


234-210204
NOTICE ADVISORY TO GLONASS USERS (NAGU) 234-210204
SUBJ:19/03 (720) UNUSABLE 04.02/0050 
1.CONDITION: 19/03 SC (720) WAS UNUSABLE
SINCE 04.02/0050 UNTIL 04.02/0830
MSK (UTC+0300) DUE TO MAINTENANCE
2.USERS ARE REMINDED TO UPDATE ALMANACS IF NECESSARY


235-210207
NOTICE ADVISORY TO GLONASS USERS (NAGU) 235-210207
SUBJ:03/05 (744) UNUSABLE 07.02/1021 
1.CONDITION: 03/05 SC (744) WAS UNUSABLE
SINCE 07.02/1021 UNTIL 07.02/1056
MSK (UTC+0300) DUE TO MAINTENANCE
2.USERS ARE REMINDED TO UPDATE ALMANACS IF NECESSARY


236-210211
NOTICE ADVISORY TO GLONASS USERS (NAGU) 236-210211
SUBJ:09/-2 (702) PUT INTO OPERATION 11.02/0030 
1.CONDITION: 09/-2 (702)  PUT INTO OPERATION 11.02/0030 MSK (UTC+0300)
2.USERS ARE REMINDED TO UPDATE ALMANACS IF NECESSARY


237-210224
NOTICE ADVISORY TO GLONASS USERS (NAGU) 237-210224
SUBJ:20/02 (719) UNUSABLE 24.02/0400 
1.CONDITION: 20/02 SC (719) WAS UNUSABLE
SINCE 24.02/0400 UNTIL 01.01/0300
MSK (UTC+0300) DUE TO MAINTENANCE
2.USERS ARE REMINDED TO UPDATE ALMANACS IF NECESSARY