Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.246114E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:22:24+0800
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    1 Object 1

    AOE ID 53719
    NORAD ID 53719
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65326
    NORAD ID 65326
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4644 STARLINK-34902
    Time of Closest Approach 2026-10-21T18:26:36+0000
    Collision Probability (Pc) 2.246114E-6
    Conjunction Distance (km) 1.652 km
    Relative Speed (km/s) 4.41 km/s
    Conjunction Risk Parameters R (Radial): 1.398 | I (In-track): 0.843 | C (Cross-track): 0.255
    Collision Risk Index (CRI) 0.42
    X Position (km) 4125.363 4124.284
    Position Y (km) -1144.114 -1144.728
    Position Z (km) 5325.904 5324.814
    Velocity X (km/s) 0.297 3.613
    Velocity Y (km/s) 7.508 6.589
    Velocity Z (km/s) 1.379 -1.379

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4644 STARLINK-34902
    Semimajor Axis (a) 6840.883 km 6840.805 km
    Eccentricity (e) 0.000117 0.000239
    Inclination (i) 53.1584° 53.1566°
    RAAN 287.2725° 245.6357°
    Perigee Argument 89.7686° 93.3971°
    Mean Anomaly (M) 270.3450° 266.7305°
    Apogee 463.546 km 464.306 km
    Perigee 461.946 km 461.030 km
    Orbit Epoch 2026-10-19T06:42:21+0000 2026-10-19T03:28:13+0000

    STARLINK-4644 & STARLINK-34902 Collision Probability (Pc) Trend

    STARLINK-4644 & STARLINK-34902 Collision Probability (Pc) TrendNot Available

    STARLINK-4644 & STARLINK-34902 Miss Distance (Miss Distance) Trend

    STARLINK-4644 & STARLINK-34902 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4644Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34902Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4644Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34902Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4644

    No nearby objects data