Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.908195E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T11:24:07+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 66640
    NORAD ID 66640
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69965
    NORAD ID 69965
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-35921 STARLINK-37840
    Time of Closest Approach 2026-09-17T13:58:44+0000
    Collision Probability (Pc) 1.908195E-6
    Conjunction Distance (km) 1.509 km
    Relative Speed (km/s) 2.134 km/s
    Conjunction Risk Parameters R (Radial): -0.212 | I (In-track): -1.478 | C (Cross-track): -0.21
    Collision Risk Index (CRI) 0.41
    X Position (km) 1600.637 1601.965
    Position Y (km) 3817.083 3816.388
    Position Z (km) 5436.179 5436.009
    Velocity X (km/s) -6.647 -7.304
    Velocity Y (km/s) 3.709 2.143
    Velocity Z (km/s) -0.646 0.646

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-35921 STARLINK-37840
    Semimajor Axis (a) 6840.809 km 6840.811 km
    Eccentricity (e) 0.000119 0.000128
    Inclination (i) 53.1605° 53.1608°
    RAAN 336.4122° 0.7630°
    Perigee Argument 81.9715° 77.6676°
    Mean Anomaly (M) 278.1423° 282.4469°
    Apogee 463.488 km 463.547 km
    Perigee 461.856 km 461.801 km
    Orbit Epoch 2026-09-15T14:40:01+0000 2026-09-14T16:50:10+0000

    STARLINK-35921 & STARLINK-37840 Collision Probability (Pc) Trend

    STARLINK-35921 & STARLINK-37840 Collision Probability (Pc) TrendNot Available

    STARLINK-35921 & STARLINK-37840 Miss Distance (Miss Distance) Trend

    STARLINK-35921 & STARLINK-37840 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-35921Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37840Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-35921Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37840Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-35921

    No nearby objects data