Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.784898E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:45:27+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 59484
    NORAD ID 59484
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 12 STARLINK-31753
    Time of Closest Approach 2026-09-11T22:54:42+0000
    Collision Probability (Pc) 3.784898E-6
    Conjunction Distance (km) 1.673 km
    Relative Speed (km/s) 10.527 km/s
    Conjunction Risk Parameters R (Radial): -0.56 | I (In-track): -1.141 | C (Cross-track): 1.087
    Collision Risk Index (CRI) 0.47
    X Position (km) 2236.089 2234.735
    Position Y (km) -4624.495 -4623.722
    Position Z (km) -4553.428 -4554.032
    Velocity X (km/s) 1.036 7.168
    Velocity Y (km/s) -5.036 2.287
    Velocity Z (km/s) 5.621 1.196

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 12 STARLINK-31753
    Semimajor Axis (a) 6861.927 km 6861.207 km
    Eccentricity (e) 0.000811 0.000109
    Inclination (i) 97.1079° 43.0018°
    RAAN 288.5253° 18.5245°
    Perigee Argument 280.2381° 255.8627°
    Mean Anomaly (M) 79.7944° 104.2104°
    Apogee 489.357 km 483.817 km
    Perigee 478.223 km 482.323 km
    Orbit Epoch 2026-09-10T23:30:34+0000 2026-09-10T01:44:15+0000

    YAOGAN 12 & STARLINK-31753 Collision Probability (Pc) Trend

    YAOGAN 12 & STARLINK-31753 Collision Probability (Pc) TrendNot Available

    YAOGAN 12 & STARLINK-31753 Miss Distance (Miss Distance) Trend

    YAOGAN 12 & STARLINK-31753 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 12Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31753Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 12Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31753Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 12

    No nearby objects data