Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.193863E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T11:00:13+0800
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    1 Object 1

    AOE ID 53826
    NORAD ID 53826
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68536
    NORAD ID 68536
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4756 STARLINK-37173
    Time of Closest Approach 2026-09-13T10:40:29+0000
    Collision Probability (Pc) 1.193863E-6
    Conjunction Distance (km) 2.979 km
    Relative Speed (km/s) 11.923 km/s
    Conjunction Risk Parameters R (Radial): -2.188 | I (In-track): -1.275 | C (Cross-track): 1.569
    Collision Risk Index (CRI) 0.37
    X Position (km) 6151.316 6153.977
    Position Y (km) -2254.551 -2253.373
    Position Z (km) 1951.774 1952.412
    Velocity X (km/s) 3.25 0.037
    Velocity Y (km/s) 3.898 5.074
    Velocity Z (km/s) -5.711 5.71

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4756 STARLINK-37173
    Semimajor Axis (a) 6837.881 km 6840.798 km
    Eccentricity (e) 0.000139 0.000166
    Inclination (i) 53.1591° 53.1592°
    RAAN 183.2771° 335.8337°
    Perigee Argument 84.1348° 55.8246°
    Mean Anomaly (M) 275.9813° 304.2914°
    Apogee 460.692 km 463.798 km
    Perigee 458.796 km 461.524 km
    Orbit Epoch 2026-09-11T04:52:10+0000 2026-09-11T13:15:05+0000

    STARLINK-4756 & STARLINK-37173 Collision Probability (Pc) Trend

    STARLINK-4756 & STARLINK-37173 Collision Probability (Pc) TrendNot Available

    STARLINK-4756 & STARLINK-37173 Miss Distance (Miss Distance) Trend

    STARLINK-4756 & STARLINK-37173 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4756Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37173Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4756Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37173Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4756

    No nearby objects data