Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.044766E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:26:53+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 46025
    NORAD ID 46025
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 53637
    NORAD ID 53637
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter GAOFEN 9 04 STARLINK-4396
    Time of Closest Approach 2026-09-04T20:13:20+0000
    Collision Probability (Pc) 3.044766E-6
    Conjunction Distance (km) 1.951 km
    Relative Speed (km/s) 14.765 km/s
    Conjunction Risk Parameters R (Radial): 1.569 | I (In-track): 0.31 | C (Cross-track): -1.118
    Collision Risk Index (CRI) 0.45
    X Position (km) 4905.712 4907.588
    Position Y (km) -4761.737 -4762.066
    Position Z (km) -93.375 -92.949
    Velocity X (km/s) -0.603 3.134
    Velocity Y (km/s) -0.753 3.338
    Velocity Z (km/s) 7.572 -6.113

    Orbital Parameters 国际轨道数据源

    Parameter GAOFEN 9 04 STARLINK-4396
    Semimajor Axis (a) 6827.748 km 6837.877 km
    Eccentricity (e) 0.001043 0.000120
    Inclination (i) 97.2356° 53.1605°
    RAAN 313.5716° 147.6250°
    Perigee Argument 162.7517° 80.7702°
    Mean Anomaly (M) 197.4086° 279.3437°
    Apogee 456.731 km 460.563 km
    Perigee 442.491 km 458.917 km
    Orbit Epoch 2026-09-02T15:09:51+0000 2026-09-02T04:56:56+0000

    GAOFEN 9 04 & STARLINK-4396 Collision Probability (Pc) Trend

    GAOFEN 9 04 & STARLINK-4396 Collision Probability (Pc) TrendNot Available

    GAOFEN 9 04 & STARLINK-4396 Miss Distance (Miss Distance) Trend

    GAOFEN 9 04 & STARLINK-4396 Miss Distance (Miss Distance) TrendNot Available

    GAOFEN 9 04Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4396Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GAOFEN 9 04Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4396Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GAOFEN 9 04

    No nearby objects data