Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.009824E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T00:41:30+0800
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    1 Object 1

    AOE ID 52483
    NORAD ID 52483
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53608
    NORAD ID 53608
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3875 STARLINK-4647
    Time of Closest Approach 2026-09-04T15:26:15+0000
    Collision Probability (Pc) 8.009824E-6
    Conjunction Distance (km) 1.368 km
    Relative Speed (km/s) 12.22 km/s
    Conjunction Risk Parameters R (Radial): 1.339 | I (In-track): 0.165 | C (Cross-track): -0.227
    Collision Risk Index (CRI) 0.53
    X Position (km) 5214.53 5215.732
    Position Y (km) -4410.587 -4411.236
    Position Z (km) 346.221 346.284
    Velocity X (km/s) 2.718 3.201
    Velocity Y (km/s) 3.704 3.295
    Velocity Z (km/s) 6.102 -6.101

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3875 STARLINK-4647
    Semimajor Axis (a) 6837.882 km 6839.041 km
    Eccentricity (e) 0.000109 0.000099
    Inclination (i) 53.1616° 53.1610°
    RAAN 330.0978° 151.8546°
    Perigee Argument 91.3700° 110.2089°
    Mean Anomaly (M) 268.7428° 249.9020°
    Apogee 460.490 km 461.582 km
    Perigee 459.000 km 460.226 km
    Orbit Epoch 2026-09-01T23:22:13+0000 2026-09-02T12:39:56+0000

    STARLINK-3875 & STARLINK-4647 Collision Probability (Pc) Trend

    STARLINK-3875 & STARLINK-4647 Collision Probability (Pc) TrendNot Available

    STARLINK-3875 & STARLINK-4647 Miss Distance (Miss Distance) Trend

    STARLINK-3875 & STARLINK-4647 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3875Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4647Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3875Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4647Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3875

    No nearby objects data