Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.630173E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T14:51:45+0800
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    1 Object 1

    AOE ID 12388
    NORAD ID 12388
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 35204
    NORAD ID 35204
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 1263 FENGYUN 1C DEB
    Time of Closest Approach 2026-09-04T11:33:44+0000
    Collision Probability (Pc) 1.630173E-6
    Conjunction Distance (km) 2.048 km
    Relative Speed (km/s) 6.565 km/s
    Conjunction Risk Parameters R (Radial): 2.043 | I (In-track): 0.109 | C (Cross-track): 0.09
    Collision Risk Index (CRI) 0.39
    X Position (km) -1382.073 -1381.749
    Position Y (km) 1819.486 1818.844
    Position Z (km) -6707.961 -6706.044
    Velocity X (km/s) -6.369 -0.862
    Velocity Y (km/s) 3.586 7.15
    Velocity Z (km/s) 1.839 2.1

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1263 FENGYUN 1C DEB
    Semimajor Axis (a) 7167.540 km 7095.832 km
    Eccentricity (e) 0.057284 0.003442
    Inclination (i) 82.8599° 98.9927°
    RAAN 149.3210° 98.5071°
    Perigee Argument 208.5822° 249.2617°
    Mean Anomaly (M) 148.2836° 141.2038°
    Apogee 1199.987 km 742.117 km
    Perigee 378.819 km 693.273 km
    Orbit Epoch 2026-09-03T20:48:34+0000 2026-09-03T12:53:38+0000

    COSMOS 1263 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    COSMOS 1263 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    COSMOS 1263 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    COSMOS 1263 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1263Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1263Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1263

    No nearby objects data