Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.490249E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T00:32:00+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 31955
    NORAD ID 31955
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    Name VRSS-1
    AOE ID 38782
    NORAD ID 38782
    Object Type PAYLOAD
    Country
    VE VE

    Conjunction Constraints

    Parameter FENGYUN 1C DEB VRSS-1
    Time of Closest Approach 2026-09-12T18:49:45+0000
    Collision Probability (Pc) 3.490249E-6
    Conjunction Distance (km) 1.567 km
    Relative Speed (km/s) 6.871 km/s
    Conjunction Risk Parameters R (Radial): 0.139 | I (In-track): 1.389 | C (Cross-track): -0.712
    Collision Risk Index (CRI) 0.46
    X Position (km) -194.293 -195.755
    Position Y (km) 1160.492 1159.936
    Position Z (km) 6909.363 6909.275
    Velocity X (km/s) 7.494 5.121
    Velocity Y (km/s) -0.874 5.473
    Velocity Z (km/s) 0.37 -0.764

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB VRSS-1
    Semimajor Axis (a) 7044.934 km 7006.976 km
    Eccentricity (e) 0.004415 0.001680
    Inclination (i) 99.2623° 97.6255°
    RAAN 170.3685° 227.2169°
    Perigee Argument 70.6712° 316.7103°
    Mean Anomaly (M) 103.9169° 43.2789°
    Apogee 697.901 km 640.613 km
    Perigee 635.693 km 617.065 km
    Orbit Epoch 2026-09-10T13:15:11+0000 2026-09-12T07:02:25+0000

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

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

    FENGYUN 1C DEB & VRSS-1 Miss Distance (Miss Distance) Trend

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

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    VRSS-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    VRSS-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data