Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    9.6792E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T15:41:10+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 68518
    NORAD ID 68518
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1231 STARLINK-36857
    Time of Closest Approach 2026-09-13T15:59:44+0000
    Collision Probability (Pc) 9.6792E-6
    Conjunction Distance (km) 1.24 km
    Relative Speed (km/s) 9.888 km/s
    Conjunction Risk Parameters R (Radial): -1.172 | I (In-track): 0.303 | C (Cross-track): -0.264
    Collision Risk Index (CRI) 0.55
    X Position (km) -5355.31 -5354.339
    Position Y (km) -685.478 -685.759
    Position Z (km) -4210.327 -4209.61
    Velocity X (km/s) -2.267 3.757
    Velocity Y (km/s) -6.154 -5.366
    Velocity Z (km/s) 3.894 -3.908

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1231 STARLINK-36857
    Semimajor Axis (a) 6842.997 km 6840.891 km
    Eccentricity (e) 0.000401 0.000081
    Inclination (i) 53.0350° 53.1599°
    RAAN 232.6823° 341.7658°
    Perigee Argument 29.5510° 56.8166°
    Mean Anomaly (M) 330.5717° 303.2914°
    Apogee 467.605 km 463.307 km
    Perigee 462.115 km 462.201 km
    Orbit Epoch 2026-09-11T15:44:01+0000 2026-09-11T11:24:38+0000

    STARLINK-1231 & STARLINK-36857 Collision Probability (Pc) Trend

    STARLINK-1231 & STARLINK-36857 Collision Probability (Pc) TrendNot Available

    STARLINK-1231 & STARLINK-36857 Miss Distance (Miss Distance) Trend

    STARLINK-1231 & STARLINK-36857 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1231Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36857Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1231Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36857Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1231

    No nearby objects data