Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.502918E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T23:08:11+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 31686
    NORAD ID 31686
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 69163
    NORAD ID 69163
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-37196
    Time of Closest Approach 2026-09-12T18:15:57+0000
    Collision Probability (Pc) 7.502918E-6
    Conjunction Distance (km) 1.425 km
    Relative Speed (km/s) 13.606 km/s
    Conjunction Risk Parameters R (Radial): 0.969 | I (In-track): 0.48 | C (Cross-track): 0.929
    Collision Risk Index (CRI) 0.53
    X Position (km) 4259.358 4258.036
    Position Y (km) -1255.761 -1256.201
    Position Z (km) -5211.936 -5211.637
    Velocity X (km/s) 5.061 -0.119
    Velocity Y (km/s) -3.246 7.389
    Velocity Z (km/s) 4.842 -1.879

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-37196
    Semimajor Axis (a) 7018.707 km 6840.831 km
    Eccentricity (e) 0.026601 0.000102
    Inclination (i) 98.1251° 53.1569°
    RAAN 332.6349° 105.4588°
    Perigee Argument 296.3333° 65.4007°
    Mean Anomaly (M) 73.4244° 294.7102°
    Apogee 827.273 km 463.392 km
    Perigee 453.867 km 461.996 km
    Orbit Epoch 2026-09-11T11:38:14+0000 2026-09-11T23:58:35+0000

    FENGYUN 1C DEB & STARLINK-37196 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-37196 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-37196 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-37196 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37196Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37196Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data