Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.791157E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T19:33:05+0800
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    1 Object 1

    AOE ID 48642
    NORAD ID 48642
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69691
    NORAD ID 69691
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2646 STARLINK-37961
    Time of Closest Approach 2026-09-06T12:07:42+0000
    Collision Probability (Pc) 1.791157E-6
    Conjunction Distance (km) 2.325 km
    Relative Speed (km/s) 12.129 km/s
    Conjunction Risk Parameters R (Radial): -2 | I (In-track): 0.718 | C (Cross-track): -0.939
    Collision Risk Index (CRI) 0.4
    X Position (km) -245.677 -244.794
    Position Y (km) -4111.02 -4109.151
    Position Z (km) -5479.24 -5478.179
    Velocity X (km/s) 7.572 -1.252
    Velocity Y (km/s) -0.802 6.037
    Velocity Z (km/s) 0.263 -4.475

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2646 STARLINK-37961
    Semimajor Axis (a) 6848.853 km 6843.646 km
    Eccentricity (e) 0.000115 0.000282
    Inclination (i) 53.1605° 97.2871°
    RAAN 4.8579° 93.9734°
    Perigee Argument 72.0928° 69.8798°
    Mean Anomaly (M) 288.0199° 290.2747°
    Apogee 471.507 km 467.438 km
    Perigee 469.925 km 463.580 km
    Orbit Epoch 2026-09-03T20:18:14+0000 2026-09-04T01:10:05+0000

    STARLINK-2646 & STARLINK-37961 Collision Probability (Pc) Trend

    STARLINK-2646 & STARLINK-37961 Collision Probability (Pc) TrendNot Available

    STARLINK-2646 & STARLINK-37961 Miss Distance (Miss Distance) Trend

    STARLINK-2646 & STARLINK-37961 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2646Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37961Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2646Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37961Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2646

    No nearby objects data