Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.653525E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T09:59:51+0800
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    1 Object 1

    AOE ID 63554
    NORAD ID 63554
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64242
    NORAD ID 64242
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-11680 STARLINK-11690
    Time of Closest Approach 2026-09-16T12:01:23+0000
    Collision Probability (Pc) 2.653525E-6
    Conjunction Distance (km) 1.593 km
    Relative Speed (km/s) 4.858 km/s
    Conjunction Risk Parameters R (Radial): 1.326 | I (In-track): 0.839 | C (Cross-track): 0.279
    Collision Risk Index (CRI) 0.43
    X Position (km) -4829.49 -4830.121
    Position Y (km) -1883.562 -1884.756
    Position Z (km) 4283.336 4284.18
    Velocity X (km/s) 1.213 4.1
    Velocity Y (km/s) -7.372 -6.245
    Velocity Z (km/s) -1.87 1.871

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-11680 STARLINK-11690
    Semimajor Axis (a) 6734.876 km 6734.507 km
    Eccentricity (e) 0.000201 0.000075
    Inclination (i) 42.9977° 43.0001°
    RAAN 101.1659° 157.3371°
    Perigee Argument 231.9871° 291.4279°
    Mean Anomaly (M) 128.0815° 68.6508°
    Apogee 358.097 km 356.878 km
    Perigee 355.381 km 355.862 km
    Orbit Epoch 2026-09-13T14:55:07+0000 2026-09-13T10:30:22+0000

    STARLINK-11680 & STARLINK-11690 Collision Probability (Pc) Trend

    STARLINK-11680 & STARLINK-11690 Collision Probability (Pc) TrendNot Available

    STARLINK-11680 & STARLINK-11690 Miss Distance (Miss Distance) Trend

    STARLINK-11680 & STARLINK-11690 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-11680Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11690Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-11680Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11690Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-11680

    No nearby objects data