Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.722894E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T13:24:56+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52637
    NORAD ID 52637
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 61905
    NORAD ID 61905
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-3961 OBJECT M
    Time of Closest Approach 2026-09-12T09:48:05+0000
    Collision Probability (Pc) 1.722894E-6
    Conjunction Distance (km) 2.512 km
    Relative Speed (km/s) 14.54 km/s
    Conjunction Risk Parameters R (Radial): 2.459 | I (In-track): -0.139 | C (Cross-track): 0.494
    Collision Risk Index (CRI) 0.4
    X Position (km) 5350.941 5349.322
    Position Y (km) -2651.982 -2650.658
    Position Z (km) -3361.572 -3360.182
    Velocity X (km/s) -0.1 2.806
    Velocity Y (km/s) 5.904 -2.64
    Velocity Z (km/s) -4.824 6.575

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3961 OBJECT M
    Semimajor Axis (a) 6848.890 km 6835.935 km
    Eccentricity (e) 0.000120 0.001655
    Inclination (i) 53.1594° 97.3576°
    RAAN 133.4167° 328.8897°
    Perigee Argument 88.9862° 113.9501°
    Mean Anomaly (M) 271.1277° 246.3478°
    Apogee 471.577 km 469.113 km
    Perigee 469.929 km 446.483 km
    Orbit Epoch 2026-09-11T09:21:53+0000 2026-09-11T19:51:34+0000

    STARLINK-3961 & OBJECT M Collision Probability (Pc) Trend

    STARLINK-3961 & OBJECT M Collision Probability (Pc) TrendNot Available

    STARLINK-3961 & OBJECT M Miss Distance (Miss Distance) Trend

    STARLINK-3961 & OBJECT M Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3961Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT MMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3961Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT MCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3961

    No nearby objects data