Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.723512E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T18:13:45+0800
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    1 Object 1

    AOE ID 60031
    NORAD ID 60031
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68553
    NORAD ID 68553
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31878 STARLINK-37254
    Time of Closest Approach 2026-09-12T13:01:48+0000
    Collision Probability (Pc) 7.723512E-7
    Conjunction Distance (km) 2.213 km
    Relative Speed (km/s) 2.306 km/s
    Conjunction Risk Parameters R (Radial): -1.181 | I (In-track): -1.849 | C (Cross-track): -0.281
    Collision Risk Index (CRI) 0.33
    X Position (km) 2759.892 2761.766
    Position Y (km) -3094.511 -3093.801
    Position Z (km) 5430.941 5431.879
    Velocity X (km/s) 5.024 6.244
    Velocity Y (km/s) 5.711 4.342
    Velocity Z (km/s) 0.699 -0.699

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31878 STARLINK-37254
    Semimajor Axis (a) 6840.851 km 6840.774 km
    Eccentricity (e) 0.000138 0.000110
    Inclination (i) 53.1581° 53.1587°
    RAAN 247.2979° 224.3540°
    Perigee Argument 81.5643° 297.7612°
    Mean Anomaly (M) 278.5516° 62.3279°
    Apogee 463.655 km 463.392 km
    Perigee 461.773 km 461.882 km
    Orbit Epoch 2026-09-09T09:37:55+0000 2026-09-09T15:49:53+0000

    STARLINK-31878 & STARLINK-37254 Collision Probability (Pc) Trend

    STARLINK-31878 & STARLINK-37254 Collision Probability (Pc) TrendNot Available

    STARLINK-31878 & STARLINK-37254 Miss Distance (Miss Distance) Trend

    STARLINK-31878 & STARLINK-37254 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31878Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37254Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31878Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37254Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31878

    No nearby objects data