Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.482061E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T04:11:12+0800
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    1 Object 1

    AOE ID 37875
    NORAD ID 37875
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 55926
    NORAD ID 55926
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 12 STARLINK-5921
    Time of Closest Approach 2026-10-22T14:21:13+0000
    Collision Probability (Pc) 1.482061E-6
    Conjunction Distance (km) 2.568 km
    Relative Speed (km/s) 12.018 km/s
    Conjunction Risk Parameters R (Radial): 2.427 | I (In-track): 0.519 | C (Cross-track): 0.659
    Collision Risk Index (CRI) 0.38
    X Position (km) -2309.379 -2310.948
    Position Y (km) 489.829 489.724
    Position Z (km) 6427.38 6429.409
    Velocity X (km/s) -5.974 -2.435
    Velocity Y (km/s) 4.067 -7.219
    Velocity Z (km/s) -2.454 -0.325

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 12 STARLINK-5921
    Semimajor Axis (a) 6861.034 km 6863.081 km
    Eccentricity (e) 0.001074 0.000353
    Inclination (i) 97.1032° 70.0004°
    RAAN 326.9732° 74.0285°
    Perigee Argument 129.8620° 263.7703°
    Mean Anomaly (M) 230.3567° 333.9256°
    Apogee 490.264 km 487.367 km
    Perigee 475.530 km 482.521 km
    Orbit Epoch 2026-10-21T08:00:35+0000 2026-10-21T06:00:02+0000

    YAOGAN 12 & STARLINK-5921 Collision Probability (Pc) Trend

    YAOGAN 12 & STARLINK-5921 Collision Probability (Pc) TrendNot Available

    YAOGAN 12 & STARLINK-5921 Miss Distance (Miss Distance) Trend

    YAOGAN 12 & STARLINK-5921 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 12Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5921Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 12Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5921Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 12

    No nearby objects data