Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.442885E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T07:57:03+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 54055
    NORAD ID 54055
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68272
    NORAD ID 68272
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5158 STARLINK-36974
    Time of Closest Approach 2026-09-12T16:33:50+0000
    Collision Probability (Pc) 7.442885E-7
    Conjunction Distance (km) 2.891 km
    Relative Speed (km/s) 4.762 km/s
    Conjunction Risk Parameters R (Radial): -2.85 | I (In-track): -0.454 | C (Cross-track): -0.148
    Collision Risk Index (CRI) 0.32
    X Position (km) -864.292 -863.464
    Position Y (km) 4237.164 4235.496
    Position Z (km) -5310.924 -5308.713
    Velocity X (km/s) -6.727 -7.466
    Velocity Y (km/s) -3.256 0.361
    Velocity Z (km/s) -1.504 1.503

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5158 STARLINK-36974
    Semimajor Axis (a) 6843.375 km 6840.881 km
    Eccentricity (e) 0.000110 0.000096
    Inclination (i) 53.1592° 53.1573°
    RAAN 225.6632° 180.3864°
    Perigee Argument 93.0313° 85.8053°
    Mean Anomaly (M) 267.0815° 274.3059°
    Apogee 465.991 km 463.403 km
    Perigee 464.485 km 462.085 km
    Orbit Epoch 2026-09-10T07:08:43+0000 2026-09-10T03:55:41+0000

    STARLINK-5158 & STARLINK-36974 Collision Probability (Pc) Trend

    STARLINK-5158 & STARLINK-36974 Collision Probability (Pc) TrendNot Available

    STARLINK-5158 & STARLINK-36974 Miss Distance (Miss Distance) Trend

    STARLINK-5158 & STARLINK-36974 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5158Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36974Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5158Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36974Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5158

    No nearby objects data