Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    5.013607E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T16:11:10+0800
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    1 Object 1

    AOE ID 53083
    NORAD ID 53083
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 60948
    NORAD ID 60948
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-4251 YAOGAN-43 02D
    Time of Closest Approach 2026-09-06T08:57:47+0000
    Collision Probability (Pc) 5.013607E-5
    Conjunction Distance (km) 0.73 km
    Relative Speed (km/s) 8.077 km/s
    Conjunction Risk Parameters R (Radial): -0.685 | I (In-track): 0.212 | C (Cross-track): 0.133
    Collision Risk Index (CRI) 0.69
    X Position (km) -2978.752 -2978.342
    Position Y (km) -6049.869 -6049.272
    Position Z (km) -1336.521 -1336.611
    Velocity X (km/s) -0.237 6.067
    Velocity Y (km/s) 1.744 -2.08
    Velocity Z (km/s) -7.409 -4.112

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4251 YAOGAN-43 02D
    Semimajor Axis (a) 6869.685 km 6874.818 km
    Eccentricity (e) 0.000187 0.000346
    Inclination (i) 97.2819° 34.9925°
    RAAN 63.9027° 56.6238°
    Perigee Argument 74.7534° 248.6620°
    Mean Anomaly (M) 142.1362° 111.3726°
    Apogee 492.833 km 499.062 km
    Perigee 490.263 km 494.300 km
    Orbit Epoch 2026-09-05T00:00:02+0000 2026-09-04T21:28:48+0000

    STARLINK-4251 & YAOGAN-43 02D Collision Probability (Pc) Trend

    STARLINK-4251 & YAOGAN-43 02D Collision Probability (Pc) TrendNot Available

    STARLINK-4251 & YAOGAN-43 02D Miss Distance (Miss Distance) Trend

    STARLINK-4251 & YAOGAN-43 02D Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4251Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-43 02DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4251Collision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-43 02DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4251

    No nearby objects data