Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.600718E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:27:59+0800
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    1 Object 1

    AOE ID 53547
    NORAD ID 53547
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65891
    NORAD ID 65891
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4474 STARLINK-34791
    Time of Closest Approach 2026-10-21T19:58:31+0000
    Collision Probability (Pc) 1.600718E-6
    Conjunction Distance (km) 2.085 km
    Relative Speed (km/s) 6.824 km/s
    Conjunction Risk Parameters R (Radial): 1.053 | I (In-track): 1.61 | C (Cross-track): -0.805
    Collision Risk Index (CRI) 0.39
    X Position (km) 4396.848 4395.653
    Position Y (km) -1324.691 -1326.209
    Position Z (km) -5078.906 -5078.125
    Velocity X (km/s) -0.454 4.392
    Velocity Y (km/s) 7.258 5.798
    Velocity Z (km/s) -2.289 2.289

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4474 STARLINK-34791
    Semimajor Axis (a) 6840.872 km 6840.848 km
    Eccentricity (e) 0.000251 0.000133
    Inclination (i) 53.1565° 53.1590°
    RAAN 117.7724° 50.7477°
    Perigee Argument 88.9240° 97.9546°
    Mean Anomaly (M) 271.2049° 262.1608°
    Apogee 464.451 km 463.621 km
    Perigee 461.019 km 461.801 km
    Orbit Epoch 2026-10-19T13:44:54+0000 2026-10-19T08:52:12+0000

    STARLINK-4474 & STARLINK-34791 Collision Probability (Pc) Trend

    STARLINK-4474 & STARLINK-34791 Collision Probability (Pc) TrendNot Available

    STARLINK-4474 & STARLINK-34791 Miss Distance (Miss Distance) Trend

    STARLINK-4474 & STARLINK-34791 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4474Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34791Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4474Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34791Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4474

    No nearby objects data