Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.890023E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T09:17:09+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 63273
    NORAD ID 63273
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64325
    NORAD ID 64325
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-11621 STARLINK-11698
    Time of Closest Approach 2026-09-13T05:37:31+0000
    Collision Probability (Pc) 1.890023E-6
    Conjunction Distance (km) 1.954 km
    Relative Speed (km/s) 6.938 km/s
    Conjunction Risk Parameters R (Radial): -0.103 | I (In-track): -1.74 | C (Cross-track): 0.88
    Collision Risk Index (CRI) 0.41
    X Position (km) 1883.058 1884.92
    Position Y (km) -5187.419 -5186.833
    Position Z (km) -3858.69 -3858.749
    Velocity X (km/s) 5.775 7.132
    Velocity Y (km/s) 4.211 0.477
    Velocity Z (km/s) -2.844 2.844

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-11621 STARLINK-11698
    Semimajor Axis (a) 6734.541 km 6734.444 km
    Eccentricity (e) 0.000145 0.000233
    Inclination (i) 43.0002° 43.0005°
    RAAN 81.9149° 354.6414°
    Perigee Argument 260.7542° 257.0652°
    Mean Anomaly (M) 99.3161° 102.9956°
    Apogee 357.384 km 357.873 km
    Perigee 355.424 km 354.741 km
    Orbit Epoch 2026-09-09T19:46:23+0000 2026-09-10T13:47:40+0000

    STARLINK-11621 & STARLINK-11698 Collision Probability (Pc) Trend

    STARLINK-11621 & STARLINK-11698 Collision Probability (Pc) TrendNot Available

    STARLINK-11621 & STARLINK-11698 Miss Distance (Miss Distance) Trend

    STARLINK-11621 & STARLINK-11698 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-11621Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11698Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-11621Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11698Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-11621

    No nearby objects data