Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.629538E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T21:38:28+0800
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    1 Object 1

    AOE ID 45212
    NORAD ID 45212
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58973
    NORAD ID 58973
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1231 STARLINK-31365
    Time of Closest Approach 2026-09-14T17:30:28+0000
    Collision Probability (Pc) 7.629538E-5
    Conjunction Distance (km) 0.633 km
    Relative Speed (km/s) 8.007 km/s
    Conjunction Risk Parameters R (Radial): 0.14 | I (In-track): -0.524 | C (Cross-track): -0.324
    Collision Risk Index (CRI) 0.73
    X Position (km) -210.388 -209.768
    Position Y (km) -4814.666 -4814.595
    Position Z (km) 4845.445 4845.345
    Velocity X (km/s) 6.634 6.367
    Velocity Y (km/s) 2.543 -3.133
    Velocity Z (km/s) 2.81 -2.83

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1231 STARLINK-31365
    Semimajor Axis (a) 6842.904 km 6840.882 km
    Eccentricity (e) 0.000393 0.000145
    Inclination (i) 53.0367° 53.1590°
    RAAN 229.6310° 149.3190°
    Perigee Argument 31.2433° 113.6163°
    Mean Anomaly (M) 328.8801° 246.4992°
    Apogee 467.459 km 463.740 km
    Perigee 462.075 km 461.750 km
    Orbit Epoch 2026-09-12T07:22:24+0000 2026-09-11T23:20:27+0000

    STARLINK-1231 & STARLINK-31365 Collision Probability (Pc) Trend

    STARLINK-1231 & STARLINK-31365 Collision Probability (Pc) TrendNot Available

    STARLINK-1231 & STARLINK-31365 Miss Distance (Miss Distance) Trend

    STARLINK-1231 & STARLINK-31365 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1231Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31365Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1231Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31365Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1231

    No nearby objects data