Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.962068E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T07:06:08+0800
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    1 Object 1

    AOE ID 30515
    NORAD ID 30515
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 39210
    NORAD ID 39210
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB PAYLOAD C
    Time of Closest Approach 2026-09-15T06:44:26+0000
    Collision Probability (Pc) 1.962068E-6
    Conjunction Distance (km) 2.355 km
    Relative Speed (km/s) 14.728 km/s
    Conjunction Risk Parameters R (Radial): -2.265 | I (In-track): -0.154 | C (Cross-track): 0.621
    Collision Risk Index (CRI) 0.41
    X Position (km) -216.935 -216.367
    Position Y (km) 3917.446 3918.738
    Position Z (km) 5828.917 5830.801
    Velocity X (km/s) 2.377 1.567
    Velocity Y (km/s) -6.069 6.142
    Velocity Z (km/s) 4.129 -4.065

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB PAYLOAD C
    Semimajor Axis (a) 7397.195 km 7034.121 km
    Eccentricity (e) 0.049494 0.000518
    Inclination (i) 98.4804° 98.1095°
    RAAN 104.1748° 259.2816°
    Perigee Argument 66.4344° 216.1521°
    Mean Anomaly (M) 357.5939° 143.9336°
    Apogee 1385.179 km 659.630 km
    Perigee 652.937 km 652.338 km
    Orbit Epoch 2026-09-13T05:30:02+0000 2026-09-13T15:01:06+0000

    FENGYUN 1C DEB & PAYLOAD C Collision Probability (Pc) Trend

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

    FENGYUN 1C DEB & PAYLOAD C Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & PAYLOAD C Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    PAYLOAD CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    PAYLOAD CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data