Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.705561E-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 2026-09-12T11:28:00+0000
    Collision Probability (Pc) 7.705561E-7
    Conjunction Distance (km) 2.216 km
    Relative Speed (km/s) 2.306 km/s
    Conjunction Risk Parameters R (Radial): -1.19 | I (In-track): 1.847 | C (Cross-track): 0.28
    Collision Risk Index (CRI) 0.33
    X Position (km) 2777.531 2776.626
    Position Y (km) -3078.384 -3080.169
    Position Z (km) 5431.112 5432.06
    Velocity X (km/s) 4.993 6.222
    Velocity Y (km/s) 5.739 4.375
    Velocity Z (km/s) 0.698 -0.698

    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