Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.261361E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T15:48:46+0800
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    1 Object 1

    AOE ID 52633
    NORAD ID 52633
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53905
    NORAD ID 53905
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3994 STARLINK-5003
    Time of Closest Approach 2026-09-07T20:14:26+0000
    Collision Probability (Pc) 1.261361E-6
    Conjunction Distance (km) 2.098 km
    Relative Speed (km/s) 4.667 km/s
    Conjunction Risk Parameters R (Radial): -0.143 | I (In-track): 1.992 | C (Cross-track): 0.643
    Collision Risk Index (CRI) 0.37
    X Position (km) -1014.942 -1012.928
    Position Y (km) 4245.513 4246.088
    Position Z (km) -5374.401 -5374.512
    Velocity X (km/s) -7.436 -6.596
    Velocity Y (km/s) 0.086 -3.435
    Velocity Z (km/s) 1.473 -1.472

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3994 STARLINK-5003
    Semimajor Axis (a) 6917.863 km 6917.934 km
    Eccentricity (e) 0.000170 0.000171
    Inclination (i) 53.1620° 53.1574°
    RAAN 184.4465° 229.0491°
    Perigee Argument 87.8138° 67.2597°
    Mean Anomaly (M) 272.3048° 292.8575°
    Apogee 540.904 km 540.980 km
    Perigee 538.548 km 538.614 km
    Orbit Epoch 2026-09-04T19:26:54+0000 2026-09-04T22:45:02+0000

    STARLINK-3994 & STARLINK-5003 Collision Probability (Pc) Trend

    STARLINK-3994 & STARLINK-5003 Collision Probability (Pc) TrendNot Available

    STARLINK-3994 & STARLINK-5003 Miss Distance (Miss Distance) Trend

    STARLINK-3994 & STARLINK-5003 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3994Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5003Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3994Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5003Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3994

    No nearby objects data