Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.149879E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:35:43+0800
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    1 Object 1

    AOE ID 49771
    NORAD ID 49771
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 52621
    NORAD ID 52621
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3201 STARLINK-3984
    Time of Closest Approach 2026-10-21T15:10:30+0000
    Collision Probability (Pc) 1.149879E-6
    Conjunction Distance (km) 2.985 km
    Relative Speed (km/s) 11.206 km/s
    Conjunction Risk Parameters R (Radial): -2.97 | I (In-track): 0.197 | C (Cross-track): -0.221
    Collision Risk Index (CRI) 0.36
    X Position (km) -5694.667 -5692.293
    Position Y (km) 2026.119 2024.96
    Position Z (km) -3212.407 -3211.018
    Velocity X (km/s) -4.21 0.738
    Velocity Y (km/s) -4 -5.762
    Velocity Z (km/s) 4.949 -4.95

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3201 STARLINK-3984
    Semimajor Axis (a) 6840.865 km 6837.883 km
    Eccentricity (e) 0.000114 0.000103
    Inclination (i) 53.1585° 53.1589°
    RAAN 190.8727° 322.3003°
    Perigee Argument 83.1548° 84.0150°
    Mean Anomaly (M) 276.9584° 276.0971°
    Apogee 463.510 km 460.454 km
    Perigee 461.946 km 459.038 km
    Orbit Epoch 2026-10-20T03:22:34+0000 2026-10-20T11:40:51+0000

    STARLINK-3201 & STARLINK-3984 Collision Probability (Pc) Trend

    STARLINK-3201 & STARLINK-3984 Collision Probability (Pc) TrendNot Available

    STARLINK-3201 & STARLINK-3984 Miss Distance (Miss Distance) Trend

    STARLINK-3201 & STARLINK-3984 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3201Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3984Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3201Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3984Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3201

    No nearby objects data