Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.942905E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T21:50:12+0800
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    1 Object 1

    AOE ID 51987
    NORAD ID 51987
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68726
    NORAD ID 68726
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3644 STARLINK-37272
    Time of Closest Approach 2026-10-30T05:28:19+0000
    Collision Probability (Pc) 2.942905E-5
    Conjunction Distance (km) 0.67 km
    Relative Speed (km/s) 2.349 km/s
    Conjunction Risk Parameters R (Radial): 0.06 | I (In-track): -0.659 | C (Cross-track): -0.1
    Collision Risk Index (CRI) 0.64
    X Position (km) 2129.871 2129.318
    Position Y (km) -3569.011 -3569.385
    Position Z (km) -5440.412 -5440.458
    Velocity X (km/s) 5.991 6.947
    Velocity Y (km/s) 4.661 3.058
    Velocity Z (km/s) -0.713 0.713

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3644 STARLINK-37272
    Semimajor Axis (a) 6840.944 km 6840.803 km
    Eccentricity (e) 0.000110 0.000180
    Inclination (i) 53.1607° 53.1611°
    RAAN 54.0156° 32.1441°
    Perigee Argument 98.2325° 63.1320°
    Mean Anomaly (M) 261.8803° 296.9866°
    Apogee 463.561 km 463.895 km
    Perigee 462.053 km 461.437 km
    Orbit Epoch 2026-10-27T15:21:43+0000 2026-10-27T13:44:37+0000

    STARLINK-3644 & STARLINK-37272 Collision Probability (Pc) Trend

    STARLINK-3644 & STARLINK-37272 Collision Probability (Pc) TrendNot Available

    STARLINK-3644 & STARLINK-37272 Miss Distance (Miss Distance) Trend

    STARLINK-3644 & STARLINK-37272 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3644Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37272Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3644Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37272Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3644

    No nearby objects data