Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    5.929647E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T08:07:46+0800
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    1 Object 1

    AOE ID 30561
    NORAD ID 30561
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 43277
    NORAD ID 43277
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB YAOGAN-31 C
    Time of Closest Approach 2026-10-25T08:36:30+0000
    Collision Probability (Pc) 5.929647E-5
    Conjunction Distance (km) 0.789 km
    Relative Speed (km/s) 14.742 km/s
    Conjunction Risk Parameters R (Radial): -0.672 | I (In-track): 0.058 | C (Cross-track): 0.408
    Collision Risk Index (CRI) 0.7
    X Position (km) -3330.398 -3330.442
    Position Y (km) 6431.933 6431.161
    Position Z (km) 423.248 423.09
    Velocity X (km/s) 0.817 -2.805
    Velocity Y (km/s) 0.87 -1.917
    Velocity Z (km/s) -7.306 6.709

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB YAOGAN-31 C
    Semimajor Axis (a) 7232.084 km 7467.171 km
    Eccentricity (e) 0.005881 0.028686
    Inclination (i) 98.7341° 63.3927°
    RAAN 294.8279° 121.0562°
    Perigee Argument 302.0560° 7.5769°
    Mean Anomaly (M) 70.5986° 352.9454°
    Apogee 896.477 km 1303.236 km
    Perigee 811.417 km 874.832 km
    Orbit Epoch 2026-10-23T06:29:52+0000 2026-10-23T06:38:42+0000

    FENGYUN 1C DEB & YAOGAN-31 C Collision Probability (Pc) Trend

    FENGYUN 1C DEB & YAOGAN-31 C Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & YAOGAN-31 C Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & YAOGAN-31 C Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-31 CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-31 CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data