Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    3.028447E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T21:16:58+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52486
    NORAD ID 52486
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59203
    NORAD ID 59203
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3918 STARLINK-31577
    Time of Closest Approach 2026-10-30T19:58:44+0000
    Collision Probability (Pc) 3.028447E-4
    Conjunction Distance (km) 0.339 km
    Relative Speed (km/s) 7.216 km/s
    Conjunction Risk Parameters R (Radial): -0.013 | I (In-track): 0.302 | C (Cross-track): 0.154
    Collision Risk Index (CRI) 0.85
    X Position (km) -4565.081 -4565.013
    Position Y (km) -885.535 -885.867
    Position Z (km) 5007.997 5007.983
    Velocity X (km/s) -1.317 3.881
    Velocity Y (km/s) -7.114 -6.106
    Velocity Z (km/s) -2.451 2.451

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3918 STARLINK-31577
    Semimajor Axis (a) 6840.865 km 6840.829 km
    Eccentricity (e) 0.000101 0.000141
    Inclination (i) 53.1604° 53.1566°
    RAAN 78.6216° 151.1537°
    Perigee Argument 61.5050° 88.5920°
    Mean Anomaly (M) 298.6054° 322.4533°
    Apogee 463.419 km 463.654 km
    Perigee 462.037 km 461.730 km
    Orbit Epoch 2026-10-27T21:08:23+0000 2026-10-27T20:00:02+0000

    STARLINK-3918 & STARLINK-31577 Collision Probability (Pc) Trend

    STARLINK-3918 & STARLINK-31577 Collision Probability (Pc) TrendNot Available

    STARLINK-3918 & STARLINK-31577 Miss Distance (Miss Distance) Trend

    STARLINK-3918 & STARLINK-31577 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3918Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31577Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3918Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31577Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3918

    No nearby objects data