Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.659779E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T14:30:00+0800
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    1 Object 1

    AOE ID 52501
    NORAD ID 52501
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68321
    NORAD ID 68321
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3907 STARLINK-36987
    Time of Closest Approach 2026-10-30T17:15:36+0000
    Collision Probability (Pc) 1.659779E-6
    Conjunction Distance (km) 2.144 km
    Relative Speed (km/s) 8.048 km/s
    Conjunction Risk Parameters R (Radial): 2.073 | I (In-track): 0.462 | C (Cross-track): 0.298
    Collision Risk Index (CRI) 0.39
    X Position (km) 1235.736 1236.642
    Position Y (km) -4673.2 -4674.481
    Position Z (km) -4848.329 -4849.79
    Velocity X (km/s) 5.533 6.989
    Velocity Y (km/s) 4.41 -1.097
    Velocity Z (km/s) -2.842 2.842

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3907 STARLINK-36987
    Semimajor Axis (a) 6840.880 km 6841.255 km
    Eccentricity (e) 0.000130 0.000155
    Inclination (i) 53.1621° 53.1615°
    RAAN 68.4432° 344.4832°
    Perigee Argument 67.6086° 94.2814°
    Mean Anomaly (M) 292.5055° 265.8365°
    Apogee 463.631 km 464.180 km
    Perigee 461.855 km 462.056 km
    Orbit Epoch 2026-10-28T01:40:42+0000 2026-10-28T09:14:21+0000

    STARLINK-3907 & STARLINK-36987 Collision Probability (Pc) Trend

    STARLINK-3907 & STARLINK-36987 Collision Probability (Pc) TrendNot Available

    STARLINK-3907 & STARLINK-36987 Miss Distance (Miss Distance) Trend

    STARLINK-3907 & STARLINK-36987 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3907Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36987Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3907Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36987Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3907

    No nearby objects data