Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.760139E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:57:37+0800
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    1 Object 1

    AOE ID 52644
    NORAD ID 52644
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58115
    NORAD ID 58115
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3985 STARLINK-30580
    Time of Closest Approach 2026-10-28T23:50:18+0000
    Collision Probability (Pc) 4.760139E-6
    Conjunction Distance (km) 1.545 km
    Relative Speed (km/s) 10.272 km/s
    Conjunction Risk Parameters R (Radial): 0.781 | I (In-track): -0.99 | C (Cross-track): 0.893
    Collision Risk Index (CRI) 0.49
    X Position (km) 3176.531 3175.804
    Position Y (km) -4534.335 -4535.62
    Position Z (km) 4008.227 4008.681
    Velocity X (km/s) 2.902 6.363
    Velocity Y (km/s) 5.713 0.771
    Velocity Z (km/s) 4.157 -4.156

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3985 STARLINK-30580
    Semimajor Axis (a) 6837.876 km 6840.579 km
    Eccentricity (e) 0.000526 0.000096
    Inclination (i) 53.1579° 53.1608°
    RAAN 280.4079° 167.1216°
    Perigee Argument 284.1008° 87.4778°
    Mean Anomaly (M) 75.9410° 272.6334°
    Apogee 463.338 km 463.099 km
    Perigee 456.140 km 461.785 km
    Orbit Epoch 2026-10-27T05:27:13+0000 2026-10-27T00:21:58+0000

    STARLINK-3985 & STARLINK-30580 Collision Probability (Pc) Trend

    STARLINK-3985 & STARLINK-30580 Collision Probability (Pc) TrendNot Available

    STARLINK-3985 & STARLINK-30580 Miss Distance (Miss Distance) Trend

    STARLINK-3985 & STARLINK-30580 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3985Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30580Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3985Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30580Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3985

    No nearby objects data