Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.266777E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T14:15:21+0800
    View CDM
    Download CDM 1.0

    1 Object 1

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

    2 Object 2

    AOE ID 67507
    NORAD ID 67507
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 12 STARLINK-36521
    Time of Closest Approach 2026-09-05T08:05:34+0000
    Collision Probability (Pc) 1.266777E-6
    Conjunction Distance (km) 2.812 km
    Relative Speed (km/s) 11.628 km/s
    Conjunction Risk Parameters R (Radial): -0.274 | I (In-track): -1.809 | C (Cross-track): 2.134
    Collision Risk Index (CRI) 0.37
    X Position (km) 1703.051 1700.797
    Position Y (km) -4724.69 -4723.735
    Position Z (km) -4677.794 -4679.177
    Velocity X (km/s) 0.523 7.175
    Velocity Y (km/s) -5.251 2.56
    Velocity Z (km/s) 5.496 0.024

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 12 STARLINK-36521
    Semimajor Axis (a) 6862.112 km 6861.150 km
    Eccentricity (e) 0.000824 0.000194
    Inclination (i) 97.1087° 43.0047°
    RAAN 281.7185° 30.0636°
    Perigee Argument 309.7597° 263.3527°
    Mean Anomaly (M) 50.2917° 96.7104°
    Apogee 489.627 km 484.345 km
    Perigee 478.323 km 481.681 km
    Orbit Epoch 2026-09-03T20:06:57+0000 2026-09-03T10:58:36+0000

    YAOGAN 12 & STARLINK-36521 Collision Probability (Pc) Trend

    YAOGAN 12 & STARLINK-36521 Collision Probability (Pc) TrendNot Available

    YAOGAN 12 & STARLINK-36521 Miss Distance (Miss Distance) Trend

    YAOGAN 12 & STARLINK-36521 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 12Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36521Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 12Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36521Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 12

    No nearby objects data