Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    2.814615E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T02:28:00+0800
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    1 Object 1

    AOE ID 53589
    NORAD ID 53589
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68960
    NORAD ID 68960
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4673 STARLINK-36978
    Time of Closest Approach 2026-09-03T16:17:34+0000
    Collision Probability (Pc) 2.814615E-7
    Conjunction Distance (km) 2.738 km
    Relative Speed (km/s) 0.247 km/s
    Conjunction Risk Parameters R (Radial): -2.245 | I (In-track): -1.566 | C (Cross-track): 0
    Collision Risk Index (CRI) 0.24
    X Position (km) 1834.976 1834.169
    Position Y (km) 3673.108 3674.998
    Position Z (km) -5475.09 -5476.9
    Velocity X (km/s) -6.772 -6.86
    Velocity Y (km/s) 3.504 3.326
    Velocity Z (km/s) 0.081 -0.065

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4673 STARLINK-36978
    Semimajor Axis (a) 6837.800 km 6840.850 km
    Eccentricity (e) 0.000143 0.000063
    Inclination (i) 53.1587° 53.1565°
    RAAN 164.3044° 162.0370°
    Perigee Argument 100.2156° 83.8537°
    Mean Anomaly (M) 259.9009° 276.2538°
    Apogee 460.644 km 463.147 km
    Perigee 458.682 km 462.279 km
    Orbit Epoch 2026-09-01T02:11:30+0000 2026-09-02T01:36:23+0000

    STARLINK-4673 & STARLINK-36978 Collision Probability (Pc) Trend

    STARLINK-4673 & STARLINK-36978 Collision Probability (Pc) TrendNot Available

    STARLINK-4673 & STARLINK-36978 Miss Distance (Miss Distance) Trend

    STARLINK-4673 & STARLINK-36978 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4673Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36978Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4673Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36978Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4673

    No nearby objects data