Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.721007E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T02:45:27+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57973
    NORAD ID 57973
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63864
    NORAD ID 63864
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30502 STARLINK-33863
    Time of Closest Approach 2026-09-13T22:28:06+0000
    Collision Probability (Pc) 3.721007E-6
    Conjunction Distance (km) 1.713 km
    Relative Speed (km/s) 11.439 km/s
    Conjunction Risk Parameters R (Radial): 1.696 | I (In-track): -0.161 | C (Cross-track): 0.18
    Collision Risk Index (CRI) 0.46
    X Position (km) -3863.828 -3863.018
    Position Y (km) 4377.01 4375.746
    Position Z (km) 3593.628 3592.804
    Velocity X (km/s) -6.27 0.132
    Velocity Y (km/s) -2.798 -4.777
    Velocity Z (km/s) -3.326 5.945

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30502 STARLINK-33863
    Semimajor Axis (a) 6861.203 km 6855.195 km
    Eccentricity (e) 0.000169 0.000325
    Inclination (i) 42.9992° 69.9998°
    RAAN 18.4016° 126.1093°
    Perigee Argument 169.6700° 267.9574°
    Mean Anomaly (M) 190.4187° 92.1230°
    Apogee 484.225 km 479.284 km
    Perigee 481.907 km 474.832 km
    Orbit Epoch 2026-09-09T09:37:25+0000 2026-09-11T01:15:50+0000

    STARLINK-30502 & STARLINK-33863 Collision Probability (Pc) Trend

    STARLINK-30502 & STARLINK-33863 Collision Probability (Pc) TrendNot Available

    STARLINK-30502 & STARLINK-33863 Miss Distance (Miss Distance) Trend

    STARLINK-30502 & STARLINK-33863 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30502Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33863Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30502Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33863Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30502

    No nearby objects data