Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.622106E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:57:31+0800
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    1 Object 1

    AOE ID 53844
    NORAD ID 53844
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65221
    NORAD ID 65221
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4745 STARLINK-34974
    Time of Closest Approach 2026-10-28T10:55:44+0000
    Collision Probability (Pc) 1.622106E-6
    Conjunction Distance (km) 2.453 km
    Relative Speed (km/s) 12.219 km/s
    Conjunction Risk Parameters R (Radial): 2.449 | I (In-track): -0.077 | C (Cross-track): -0.103
    Collision Risk Index (CRI) 0.39
    X Position (km) -5540.612 -5542.52
    Position Y (km) 3996.908 3998.445
    Position Z (km) -316.18 -316.293
    Velocity X (km/s) -2.457 -2.904
    Velocity Y (km/s) -3.877 -3.555
    Velocity Z (km/s) -6.104 6.102

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4745 STARLINK-34974
    Semimajor Axis (a) 6837.873 km 6840.827 km
    Eccentricity (e) 0.000118 0.000117
    Inclination (i) 53.1610° 53.1552°
    RAAN 328.7622° 152.8805°
    Perigee Argument 87.4435° 61.2900°
    Mean Anomaly (M) 272.6703° 298.8220°
    Apogee 460.541 km 463.494 km
    Perigee 458.931 km 461.886 km
    Orbit Epoch 2026-10-27T01:19:39+0000 2026-10-27T00:33:09+0000

    STARLINK-4745 & STARLINK-34974 Collision Probability (Pc) Trend

    STARLINK-4745 & STARLINK-34974 Collision Probability (Pc) TrendNot Available

    STARLINK-4745 & STARLINK-34974 Miss Distance (Miss Distance) Trend

    STARLINK-4745 & STARLINK-34974 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4745Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34974Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4745Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34974Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4745

    No nearby objects data