Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.067002E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:31:44+0800
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    1 Object 1

    Name NESS
    AOE ID 58020
    NORAD ID 58020
    Object Type PAYLOAD
    Country
    FR FR
    VS

    2 Object 2

    AOE ID 62920
    NORAD ID 62920
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NESS STARLINK-32921
    Time of Closest Approach 2026-09-12T16:33:00+0000
    Collision Probability (Pc) 1.067002E-4
    Conjunction Distance (km) 0.643 km
    Relative Speed (km/s) 14.312 km/s
    Conjunction Risk Parameters R (Radial): 0.156 | I (In-track): 0.218 | C (Cross-track): -0.584
    Collision Risk Index (CRI) 0.76
    X Position (km) 6481.045 6481.391
    Position Y (km) -1718.581 -1718.104
    Position Z (km) -1407.885 -1407.629
    Velocity X (km/s) 1.234 0.457
    Velocity Y (km/s) -1.391 5.777
    Velocity Z (km/s) 7.397 -4.965

    Orbital Parameters 国际轨道数据源

    Parameter NESS STARLINK-32921
    Semimajor Axis (a) 6846.140 km 6852.780 km
    Eccentricity (e) 0.000439 0.000292
    Inclination (i) 97.5883° 42.9999°
    RAAN 341.5387° 167.1522°
    Perigee Argument 250.4347° 201.2954°
    Mean Anomaly (M) 109.6421° 158.7777°
    Apogee 471.008 km 476.645 km
    Perigee 464.998 km 472.641 km
    Orbit Epoch 2026-09-10T17:35:40+0000 2026-09-10T01:02:28+0000

    NESS & STARLINK-32921 Collision Probability (Pc) Trend

    NESS & STARLINK-32921 Collision Probability (Pc) TrendNot Available

    NESS & STARLINK-32921 Miss Distance (Miss Distance) Trend

    NESS & STARLINK-32921 Miss Distance (Miss Distance) TrendNot Available

    NESSMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32921Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NESSCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32921Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NESS

    No nearby objects data