Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.46445E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:42:50+0800
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    1 Object 1

    AOE ID 52634
    NORAD ID 52634
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64493
    NORAD ID 64493
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3974 STARLINK-34462
    Time of Closest Approach 2026-10-21T16:47:54+0000
    Collision Probability (Pc) 1.46445E-6
    Conjunction Distance (km) 2.602 km
    Relative Speed (km/s) 12.222 km/s
    Conjunction Risk Parameters R (Radial): 2.562 | I (In-track): 0.272 | C (Cross-track): -0.362
    Collision Risk Index (CRI) 0.38
    X Position (km) 5106.634 5108.848
    Position Y (km) -4539.877 -4541.239
    Position Z (km) 278.495 278.6
    Velocity X (km/s) 2.852 3.235
    Velocity Y (km/s) 3.594 3.253
    Velocity Z (km/s) 6.106 -6.105

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3974 STARLINK-34462
    Semimajor Axis (a) 6837.875 km 6840.853 km
    Eccentricity (e) 0.000123 0.000131
    Inclination (i) 53.1599° 53.1587°
    RAAN 325.4543° 147.8819°
    Perigee Argument 93.2775° 89.7304°
    Mean Anomaly (M) 266.8369° 270.3849°
    Apogee 460.582 km 463.615 km
    Perigee 458.894 km 461.817 km
    Orbit Epoch 2026-10-19T19:28:52+0000 2026-10-20T00:57:00+0000

    STARLINK-3974 & STARLINK-34462 Collision Probability (Pc) Trend

    STARLINK-3974 & STARLINK-34462 Collision Probability (Pc) TrendNot Available

    STARLINK-3974 & STARLINK-34462 Miss Distance (Miss Distance) Trend

    STARLINK-3974 & STARLINK-34462 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3974Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34462Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3974Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34462Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3974

    No nearby objects data