Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.174399E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:15:03+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52635
    NORAD ID 52635
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68814
    NORAD ID 68814
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3978 STARLINK-37459
    Time of Closest Approach 2026-09-06T04:00:58+0000
    Collision Probability (Pc) 1.174399E-6
    Conjunction Distance (km) 2.685 km
    Relative Speed (km/s) 9.09 km/s
    Conjunction Risk Parameters R (Radial): -2.677 | I (In-track): -0.166 | C (Cross-track): -0.113
    Collision Risk Index (CRI) 0.36
    X Position (km) -1053.829 -1053.295
    Position Y (km) 4516.885 4515.015
    Position Z (km) -5046.6 -5044.75
    Velocity X (km/s) -7.168 0.139
    Velocity Y (km/s) 0.994 5.69
    Velocity Z (km/s) 2.39 5.068

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3978 STARLINK-37459
    Semimajor Axis (a) 6848.899 km 6843.650 km
    Eccentricity (e) 0.000221 0.000255
    Inclination (i) 53.1604° 97.2855°
    RAAN 167.1541° 92.5006°
    Perigee Argument 47.6219° 98.3320°
    Mean Anomaly (M) 312.4969° 261.8212°
    Apogee 472.273 km 467.258 km
    Perigee 469.251 km 463.768 km
    Orbit Epoch 2026-09-04T03:45:42+0000 2026-09-03T12:00:58+0000

    STARLINK-3978 & STARLINK-37459 Collision Probability (Pc) Trend

    STARLINK-3978 & STARLINK-37459 Collision Probability (Pc) TrendNot Available

    STARLINK-3978 & STARLINK-37459 Miss Distance (Miss Distance) Trend

    STARLINK-3978 & STARLINK-37459 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3978Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37459Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3978Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37459Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3978

    No nearby objects data