Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.426013E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-06T00:46:53+0800
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    1 Object 1

    AOE ID 53013
    NORAD ID 53013
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65922
    NORAD ID 65922
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4177 STARLINK-35544
    Time of Closest Approach 2026-09-07T17:58:44+0000
    Collision Probability (Pc) 9.426013E-7
    Conjunction Distance (km) 2.728 km
    Relative Speed (km/s) 6.416 km/s
    Conjunction Risk Parameters R (Radial): 2.727 | I (In-track): -0.074 | C (Cross-track): -0.026
    Collision Risk Index (CRI) 0.34
    X Position (km) -418.946 -419.034
    Position Y (km) 4494.543 4496.339
    Position Z (km) 5126.462 5128.513
    Velocity X (km/s) -7.128 -6.68
    Velocity Y (km/s) 1.756 -3.043
    Velocity Z (km/s) -2.117 2.116

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4177 STARLINK-35544
    Semimajor Axis (a) 6837.894 km 6840.811 km
    Eccentricity (e) 0.000116 0.000100
    Inclination (i) 53.1609° 53.1597°
    RAAN 345.3669° 47.6753°
    Perigee Argument 88.2846° 79.1969°
    Mean Anomaly (M) 271.8290° 280.9146°
    Apogee 460.552 km 463.361 km
    Perigee 458.962 km 461.987 km
    Orbit Epoch 2026-09-05T06:08:10+0000 2026-09-05T10:57:55+0000

    STARLINK-4177 & STARLINK-35544 Collision Probability (Pc) Trend

    STARLINK-4177 & STARLINK-35544 Collision Probability (Pc) TrendNot Available

    STARLINK-4177 & STARLINK-35544 Miss Distance (Miss Distance) Trend

    STARLINK-4177 & STARLINK-35544 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4177Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35544Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4177Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35544Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4177

    No nearby objects data