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Constellation Information

Update： 2020/07/12

Message

　
  •  :In Operation
  •  :Retired
  •  :Outage
  •  :In commissioning
  •  :Maintenance
  •  :In testing
  •  :Time problem

QZS

Services Positioning Signals PRN Operation NAQU Number
QZ01 (SVN=001, Block type=IQ)
PNT L1C/A, L1C, L2C, L5 193 X
SLAS L1S 183 O
CLAS L6 193 O
QZ02 (SVN=002, Block type=IIQ)
PNT L1C/A, L1C, L2C, L5 194 O
SLAS L1S 184 O
PTV L5S 196 O
CLAS L6 194 O
GE03 (SVN=003, Block type=IIG)
PNT L1C/A, L1C, L2C, L5 199 O
SLAS L1S 189 O
PTV L5S 197 O
PTV L1Sb 137 O
CLAS L6 199 O 2020054
Q-ANPI Sr/Sf - O
QZ04 (SVN=004, Block type=IIQ)
PNT L1C/A, L1C, L2C, L5 195 O
SLAS L1S 185 O
PTV L5S 200 O
CLAS L6 195 O

All NAQUs including outage of service, reports of anomaly, forecast of events, etc. can be confirmed on NAQU information.

  • Check NAQU information
  • Future operational events can be confirmed here.

    • ※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.

    INFORMATION NAQUs

    NUMBER NAQU DETAIL
    2020054 NOTICE ADVISORY TO QZSS USERS (NAQU) 2020054 NAQU TYPE: L6_GENERAL
    *** GENERAL MESSAGE TO ALL QZSS USERS ***
    For the purpose of a trial transmission of augmentation messages corresponding to IS-QZSS-L6-002(Dec 27, 2019), the L6 signal of SVN003 will transmit L6 messages compliant with IS-QZSS-L6-002 during the time period described in NAQU Number 2020053.
    *** GENERAL MESSAGE TO ALL QZSS USERS ***

    POC:- QZSS Services, HTTPS://QZSS.GO.JP/

    EFFECTIVE PNT NAQUs

    NUMBER NAQU DETAIL
    2020060 NOTICE ADVISORY TO QZSS USERS (NAQU) 2020060
    SUBJ: SVN001 (PRN193) UNUSABLE JDAY 189/1016 - UNTIL FURTHER NOTICE
    1. NAQU TYPE: L5_UNUSUFN
    NAQU NUMBER: 2020060
    NAQU DTG: 071016Z JUL 2020
    REFERENCE NAQU: N/A
    REF NAQU DTG: N/A
    SVN: 001
    PRN: 193
    START JDAY: 189
    START TIME ZULU: 1016
    START CALENDAR DATE: 07 JUL 2020
    STOP JDAY: UFN
    STOP TIME ZULU: N/A
    STOP CALENDAR DATE: N/A

    2. CONDITION: QZSS SATELLITE SVN001 (PRN193) WILL BE UNUSABLE ON JDAY 189
    (07 JUL 2020) BEGINNING 1016 ZULU UNTIL FURTHER NOTICE.

    3. POC: - QZSS Services, HTTPS://QZSS.GO.JP/
    2020059 NOTICE ADVISORY TO QZSS USERS (NAQU) 2020059
    SUBJ: SVN001 (PRN193) UNUSABLE JDAY 189/1010 - UNTIL FURTHER NOTICE
    1. NAQU TYPE: L2C_UNUSUFN
    NAQU NUMBER: 2020059
    NAQU DTG: 071011Z JUL 2020
    REFERENCE NAQU: N/A
    REF NAQU DTG: N/A
    SVN: 001
    PRN: 193
    START JDAY: 189
    START TIME ZULU: 1010
    START CALENDAR DATE: 07 JUL 2020
    STOP JDAY: UFN
    STOP TIME ZULU: N/A
    STOP CALENDAR DATE: N/A

    2. CONDITION: QZSS SATELLITE SVN001 (PRN193) WILL BE UNUSABLE ON JDAY 189
    (07 JUL 2020) BEGINNING 1010 ZULU UNTIL FURTHER NOTICE.

    3. POC: - QZSS Services, HTTPS://QZSS.GO.JP/
    2020058 NOTICE ADVISORY TO QZSS USERS (NAQU) 2020058
    SUBJ: SVN001 (PRN193) UNUSABLE JDAY 189/1010 - UNTIL FURTHER NOTICE
    1. NAQU TYPE: L1C_UNUSUFN
    NAQU NUMBER: 2020058
    NAQU DTG: 071011Z JUL 2020
    REFERENCE NAQU: N/A
    REF NAQU DTG: N/A
    SVN: 001
    PRN: 193
    START JDAY: 189
    START TIME ZULU: 1010
    START CALENDAR DATE: 07 JUL 2020
    STOP JDAY: UFN
    STOP TIME ZULU: N/A
    STOP CALENDAR DATE: N/A

    2. CONDITION: QZSS SATELLITE SVN001 (PRN193) WILL BE UNUSABLE ON JDAY 189
    (07 JUL 2020) BEGINNING 1010 ZULU UNTIL FURTHER NOTICE.

    3. POC: - QZSS Services, HTTPS://QZSS.GO.JP/
    2020057 NOTICE ADVISORY TO QZSS USERS (NAQU) 2020057
    SUBJ: SVN001 (PRN193) UNUSABLE JDAY 189/1010 - UNTIL FURTHER NOTICE
    1. NAQU TYPE: L1CA_UNUSUFN
    NAQU NUMBER: 2020057
    NAQU DTG: 071010Z JUL 2020
    REFERENCE NAQU: N/A
    REF NAQU DTG: N/A
    SVN: 001
    PRN: 193
    START JDAY: 189
    START TIME ZULU: 1010
    START CALENDAR DATE: 07 JUL 2020
    STOP JDAY: UFN
    STOP TIME ZULU: N/A
    STOP CALENDAR DATE: N/A

    2. CONDITION: QZSS SATELLITE SVN001 (PRN193) WILL BE UNUSABLE ON JDAY 189
    (07 JUL 2020) BEGINNING 1010 ZULU UNTIL FURTHER NOTICE.

    3. POC: - QZSS Services, HTTPS://QZSS.GO.JP/

    EFFECTIVE CLAS NAQUs

    NUMBER NAQU DETAIL
    2020053 NOTICE ADVISORY TO QZSS USERS (NAQU) 2020053
    SUBJ: SVN003 (PRN199) FORECAST OUTAGE JDAY 183/0100 - JDAY 335/0559
    1. NAQU TYPE: L6_FCSTMX
    NAQU NUMBER: 2020053
    NAQU DTG: 260755Z JUN 2020
    REFERENCE NAQU: N/A
    REF NAQU DTG: N/A
    SVN: 003
    PRN: 199
    START JDAY: 183
    START TIME ZULU: 0100
    START CALENDAR DATE: 01 JUL 2020
    STOP JDAY: 335
    STOP TIME ZULU: 0559
    STOP CALENDAR DATE: 30 NOV 2020

    2. CONDITION: QZSS SATELLITE SVN003 (PRN199) WILL BE UNUSABLE ON JDAY 183
    (01 JUL 2020) BEGINNING 0100 ZULU UNTIL JDAY 335 (30 NOV 2020)
    ENDING 0559 ZULU.

    3. POC: - QZSS Services, HTTPS://QZSS.GO.JP/