Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.701013E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T07:03:14+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52699
    NORAD ID 52699
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62969
    NORAD ID 62969
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3987 STARLINK-32894
    Time of Closest Approach 2026-09-05T06:14:21+0000
    Collision Probability (Pc) 9.701013E-7
    Conjunction Distance (km) 2.854 km
    Relative Speed (km/s) 7.516 km/s
    Conjunction Risk Parameters R (Radial): -2.616 | I (In-track): 0.993 | C (Cross-track): -0.557
    Collision Risk Index (CRI) 0.35
    X Position (km) -4614.64 -4616.185
    Position Y (km) 922.257 923.727
    Position Z (km) 4951.483 4953.377
    Velocity X (km/s) -3.979 1.369
    Velocity Y (km/s) -5.988 -7.057
    Velocity Z (km/s) -2.586 2.585

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3987 STARLINK-32894
    Semimajor Axis (a) 6837.833 km 6840.834 km
    Eccentricity (e) 0.000085 0.000114
    Inclination (i) 53.1607° 53.1569°
    RAAN 56.7226° 130.0567°
    Perigee Argument 99.5390° 74.3293°
    Mean Anomaly (M) 260.5708° 285.7836°
    Apogee 460.276 km 463.478 km
    Perigee 459.116 km 461.916 km
    Orbit Epoch 2026-09-01T20:30:20+0000 2026-09-02T09:10:35+0000

    STARLINK-3987 & STARLINK-32894 Collision Probability (Pc) Trend

    STARLINK-3987 & STARLINK-32894 Collision Probability (Pc) TrendNot Available

    STARLINK-3987 & STARLINK-32894 Miss Distance (Miss Distance) Trend

    STARLINK-3987 & STARLINK-32894 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3987Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32894Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3987Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32894Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3987

    No nearby objects data