Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.371626E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:39:21+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 54175
    NORAD ID 54175
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4673 STARLINK-5256
    Time of Closest Approach 2026-09-05T02:51:37+0000
    Collision Probability (Pc) 1.371626E-6
    Conjunction Distance (km) 2.574 km
    Relative Speed (km/s) 10.599 km/s
    Conjunction Risk Parameters R (Radial): -2.505 | I (In-track): 0.427 | C (Cross-track): 0.403
    Collision Risk Index (CRI) 0.38
    X Position (km) -2467.258 -2467.634
    Position Y (km) 5141.947 5144.087
    Position Z (km) -3781.268 -3782.647
    Velocity X (km/s) -6.214 -3.683
    Velocity Y (km/s) 0.264 -5.011
    Velocity Z (km/s) 4.419 -4.418

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4673 STARLINK-5256
    Semimajor Axis (a) 6837.800 km 6840.883 km
    Eccentricity (e) 0.000143 0.000110
    Inclination (i) 53.1587° 53.1589°
    RAAN 164.3044° 278.1925°
    Perigee Argument 100.2156° 88.1166°
    Mean Anomaly (M) 259.9009° 271.9963°
    Apogee 460.644 km 463.500 km
    Perigee 458.682 km 461.992 km
    Orbit Epoch 2026-09-01T02:11:30+0000 2026-09-02T11:21:34+0000

    STARLINK-4673 & STARLINK-5256 Collision Probability (Pc) Trend

    STARLINK-4673 & STARLINK-5256 Collision Probability (Pc) TrendNot Available

    STARLINK-4673 & STARLINK-5256 Miss Distance (Miss Distance) Trend

    STARLINK-4673 & STARLINK-5256 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4673Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5256Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4673Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5256Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4673

    No nearby objects data