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Update： 2026/08/25
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| Services | Positioning Signals | PRN | Operation | NAQU Number |
|---|---|---|---|---|
| QZS02 (SVN=002, Block type=Ⅱ-Q) | ||||
| PNT | L1C/A, L1C, L2C, L5 | 194 | O | |
| SLAS | L1S | 184 | O | |
| PTV | L5S | 184 | O | |
| CLAS | L6D | 194 | O | |
| MADOCA-PPP | L6E | 204 | O | |
| QZS03 (SVN=003, Block type=Ⅱ-G) | ||||
| PNT | L1C/A, L1C, L2C, L5 | 199 | O | |
| SLAS | L1S | 189 | O | |
| PTV | L5S | 189 | O | |
| PTV | L1Sb | 137(*1) | O | |
| CLAS | L6D | 199 | O | |
| MADOCA-PPP | L6E | 209 | O | |
| Q-ANPI | Sr/Sf | - | O | |
| QZS04 (SVN=004, Block type=Ⅱ-Q) | ||||
| PNT | L1C/A, L1C, L2C, L5 | 195 | O | |
| SLAS | L1S | 185 | O | |
| PTV | L5S | 185 | O | |
| CLAS | L6D | 195 | O | |
| MADOCA-PPP | L6E | 205 | O | |
| QZS1R (SVN=005, Block type=ⅡA-Q) | ||||
| PNT | L1C, L2C, L5 | 196 | O | |
| PNT | L1C/B | 203 | O | |
| SLAS | L1S | 186 | O | |
| PTV | L5S | 186 | O | |
| CLAS | L6D | 196 | O | |
| MADOCA-PPP | L6E | 206 | O | |
| QZS06 (SVN=007, Block type=Ⅲ-G) | ||||
| PNT | L1C, L5 | 200 | O | |
| PNT | L1C/B | 205 | O | |
| PTV | L5S | 205 | O | |
| PTV | L1Sb | 129(*1) | O | |
| MADOCA-PPP | L6D | 200 | O | |
| MADOCA-PPP | L6E | 210 | O | |
| QZS07 (SVN=008, Block type=Ⅲ-G) | ||||
| PNT | L1C, L5 | 201 | X | |
| PNT | L1C/B | 206 | X | |
| PTV | L5S | 206 | X | |
| PTV | L1Sb | 139(*1) | X | |
| MADOCA-PPP | L6D | 201 | X | |
| MADOCA-PPP | L6E | 211 | X | |
*: The L1C/A and L1C/B signals are exclusively transmitted.
*1: L1Sb operation status in this table is not described the signal contents availability. MLIT(Ministry of Land, Infrastructure, Transport and Tourism) produces the augmentation signal contents. In the case used for flight operation, User should refer to NOTAM or inquire at MLIT for information about SBAS signal contents availability.
All NAQUs including outage of service, reports of anomaly, forecast of events, etc. can be confirmed on NAQU information.
※The information of Future operational events are updated on plans until three months ahead at the end of every month, basically.
Current effective NAQUs that indicate the notice of outage of service, forecast of events, etc. are displayed below.
| NUMBER | NAQU DETAIL |
|---|---|
| 2023134 | NOTICE ADVISORY TO QZSS USERS (NAQU) 2023134 NAQU TYPE: ALL_GENERAL
*** GENERAL MESSAGE TO ALL QZSS USERS *** The operation of QZS-1(SVN001) was completely terminated on September 15, 2023 after re-orbiting. *** GENERAL MESSAGE TO ALL QZSS USERS *** POC:- QZSS Services, HTTPS://QZSS.GO.JP/ |
| NUMBER | NAQU DETAIL |
|---|---|
| 2026232 | NOTICE ADVISORY TO QZSS USERS (NAQU) 2026232
SUBJ: SVNN/A (PRNN/A) FORECAST OUTAGE JDAY 244/1000 - JDAY 244/1030 1. NAQU TYPE: L6_FCSTMX NAQU NUMBER: 2026232 NAQU DTG: 211020Z AUG 2026 REFERENCE NAQU: N/A REF NAQU DTG: N/A SVN: N/A PRN: N/A START JDAY: 244 START TIME ZULU: 1000 START CALENDAR DATE: 01 SEP 2026 STOP JDAY: 244 STOP TIME ZULU: 1030 STOP CALENDAR DATE: 01 SEP 2026 2. CONDITION: QZSS SATELLITE SVNN/A (PRNN/A) WILL BE UNUSABLE ON JDAY 244 (01 SEP 2026) BEGINNING 1000 ZULU UNTIL JDAY 244 (01 SEP 2026) ENDING 1030 ZULU. 3. POC: - QZSS Services, HTTPS://QZSS.GO.JP/ |
| 2026231 | NOTICE ADVISORY TO QZSS USERS (NAQU) 2026231
SUBJ: SVNN/A (PRNN/A) FORECAST OUTAGE JDAY 239/1000 - JDAY 239/1130 1. NAQU TYPE: L6_FCSTMX NAQU NUMBER: 2026231 NAQU DTG: 211014Z AUG 2026 REFERENCE NAQU: N/A REF NAQU DTG: N/A SVN: N/A PRN: N/A START JDAY: 239 START TIME ZULU: 1000 START CALENDAR DATE: 27 AUG 2026 STOP JDAY: 239 STOP TIME ZULU: 1130 STOP CALENDAR DATE: 27 AUG 2026 2. CONDITION: QZSS SATELLITE SVNN/A (PRNN/A) WILL BE UNUSABLE ON JDAY 239 (27 AUG 2026) BEGINNING 1000 ZULU UNTIL JDAY 239 (27 AUG 2026) ENDING 1130 ZULU. 3. POC: - QZSS Services, HTTPS://QZSS.GO.JP/ |
| 2026230 | NOTICE ADVISORY TO QZSS USERS (NAQU) 2026230
SUBJ: SVNN/A (PRNN/A) FORECAST OUTAGE JDAY 237/1000 - JDAY 237/1100 1. NAQU TYPE: L6_FCSTMX NAQU NUMBER: 2026230 NAQU DTG: 211007Z AUG 2026 REFERENCE NAQU: N/A REF NAQU DTG: N/A SVN: N/A PRN: N/A START JDAY: 237 START TIME ZULU: 1000 START CALENDAR DATE: 25 AUG 2026 STOP JDAY: 237 STOP TIME ZULU: 1100 STOP CALENDAR DATE: 25 AUG 2026 2. CONDITION: QZSS SATELLITE SVNN/A (PRNN/A) WILL BE UNUSABLE ON JDAY 237 (25 AUG 2026) BEGINNING 1000 ZULU UNTIL JDAY 237 (25 AUG 2026) ENDING 1100 ZULU. 3. POC: - QZSS Services, HTTPS://QZSS.GO.JP/ |