Conjunction Event Detail

    Extreme Risk
    Extreme collision probability. Maneuver strongly recommended for primary asset.
    1.060587E-3
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:23:54+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 58798
    NORAD ID 58798
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 12 STARLINK-31168
    Time of Closest Approach 2026-09-18T00:41:29+0000
    Collision Probability (Pc) 1.060587E-3
    Conjunction Distance (km) 0.128 km
    Relative Speed (km/s) 13.544 km/s
    Conjunction Risk Parameters R (Radial): -0.088 | I (In-track): -0.043 | C (Cross-track): -0.081
    Collision Risk Index (CRI) 0.96
    X Position (km) -1943.28 -1943.197
    Position Y (km) 5274.093 5274.081
    Position Z (km) -3939.073 -3938.976
    Velocity X (km/s) 2.575 -7.065
    Velocity Y (km/s) -3.659 -0.508
    Velocity Z (km/s) -6.168 2.808

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 12 STARLINK-31168
    Semimajor Axis (a) 6861.805 km 6861.197 km
    Eccentricity (e) 0.000819 0.000108
    Inclination (i) 97.1070° 43.0060°
    RAAN 292.9583° 175.1747°
    Perigee Argument 260.6606° 265.8258°
    Mean Anomaly (M) 99.3708° 94.2470°
    Apogee 489.285 km 483.803 km
    Perigee 478.051 km 482.317 km
    Orbit Epoch 2026-09-15T15:08:51+0000 2026-09-15T03:53:37+0000

    YAOGAN 12 & STARLINK-31168 Collision Probability (Pc) Trend

    YAOGAN 12 & STARLINK-31168 Collision Probability (Pc) TrendNot Available

    YAOGAN 12 & STARLINK-31168 Miss Distance (Miss Distance) Trend

    YAOGAN 12 & STARLINK-31168 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 12Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31168Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 12Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31168Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 12

    No nearby objects data