Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.993129E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:30:20+0800
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    1 Object 1

    AOE ID 53720
    NORAD ID 53720
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68347
    NORAD ID 68347
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4642 STARLINK-37136
    Time of Closest Approach 2026-10-21T19:10:12+0000
    Collision Probability (Pc) 8.993129E-6
    Conjunction Distance (km) 1.203 km
    Relative Speed (km/s) 7.679 km/s
    Conjunction Risk Parameters R (Radial): 0.379 | I (In-track): -0.983 | C (Cross-track): 0.58
    Collision Risk Index (CRI) 0.54
    X Position (km) 1916.006 1914.857
    Position Y (km) 4336.362 4336.587
    Position Z (km) 4922.313 4922.035
    Velocity X (km/s) -4.922 -7.16
    Velocity Y (km/s) 5.201 0.135
    Velocity Z (km/s) -2.659 2.659

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4642 STARLINK-37136
    Semimajor Axis (a) 6840.886 km 6840.838 km
    Eccentricity (e) 0.000104 0.000108
    Inclination (i) 53.1598° 53.1591°
    RAAN 306.8183° 26.3820°
    Perigee Argument 91.2620° 88.4885°
    Mean Anomaly (M) 268.8501° 271.6241°
    Apogee 463.459 km 463.440 km
    Perigee 462.039 km 461.962 km
    Orbit Epoch 2026-10-19T18:12:24+0000 2026-10-19T09:03:14+0000

    STARLINK-4642 & STARLINK-37136 Collision Probability (Pc) Trend

    STARLINK-4642 & STARLINK-37136 Collision Probability (Pc) TrendNot Available

    STARLINK-4642 & STARLINK-37136 Miss Distance (Miss Distance) Trend

    STARLINK-4642 & STARLINK-37136 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4642Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37136Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4642Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37136Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4642

    No nearby objects data