Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    5.299324E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T12:33:56+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 2026-09-13T11:41:52+0000
    Collision Probability (Pc) 5.299324E-5
    Conjunction Distance (km) 0.55 km
    Relative Speed (km/s) 2.302 km/s
    Conjunction Risk Parameters R (Radial): -0.517 | I (In-track): 0.183 | C (Cross-track): -0.029
    Collision Risk Index (CRI) 0.69
    X Position (km) -2518.459 -2518.503
    Position Y (km) 3304.235 3304.598
    Position Z (km) -5441.933 -5442.343
    Velocity X (km/s) -5.439 -6.547
    Velocity Y (km/s) -5.296 -3.841
    Velocity Z (km/s) -0.699 0.698

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31878 STARLINK-37254
    Semimajor Axis (a) 6840.889 km 6840.832 km
    Eccentricity (e) 0.000121 0.000264
    Inclination (i) 53.1597° 53.1580°
    RAAN 239.9889° 219.7844°
    Perigee Argument 70.0057° 86.3101°
    Mean Anomaly (M) 290.1076° 273.8204°
    Apogee 463.582 km 464.504 km
    Perigee 461.922 km 460.886 km
    Orbit Epoch 2026-09-10T23:09:01+0000 2026-09-10T15:16:51+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