Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    5.523707E-5
    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 2026-10-21T22:21:04+0000
    Collision Probability (Pc) 5.523707E-5
    Conjunction Distance (km) 0.619 km
    Relative Speed (km/s) 4.401 km/s
    Conjunction Risk Parameters R (Radial): -0.34 | I (In-track): 0.495 | C (Cross-track): -0.151
    Collision Risk Index (CRI) 0.7
    X Position (km) -4117.693 -4117.755
    Position Y (km) 1201.335 1201.892
    Position Z (km) -5336.118 -5336.382
    Velocity X (km/s) -0.398 -3.691
    Velocity Y (km/s) -7.488 -6.527
    Velocity Z (km/s) -1.379 1.378

    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