Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.640083E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T11:40:52+0800
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    1 Object 1

    AOE ID 12637
    NORAD ID 12637
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 41005
    NORAD ID 41005
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 1288 FENGYUN 1C DEB
    Time of Closest Approach 2026-09-15T02:37:28+0000
    Collision Probability (Pc) 8.640083E-6
    Conjunction Distance (km) 1.251 km
    Relative Speed (km/s) 8.778 km/s
    Conjunction Risk Parameters R (Radial): 1.216 | I (In-track): 0.22 | C (Cross-track): 0.197
    Collision Risk Index (CRI) 0.54
    X Position (km) 1392.678 1393.072
    Position Y (km) -2396.119 -2396.699
    Position Z (km) -7370.246 -7371.281
    Velocity X (km/s) 6.885 0.274
    Velocity Y (km/s) -0.797 -6.534
    Velocity Z (km/s) 1.553 2.203

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1288 FENGYUN 1C DEB
    Semimajor Axis (a) 7856.407 km 7444.385 km
    Eccentricity (e) 0.001722 0.057021
    Inclination (i) 74.0375° 98.9372°
    RAAN 351.5599° 272.4299°
    Perigee Argument 142.5453° 113.7901°
    Mean Anomaly (M) 24.0119° 252.4085°
    Apogee 1491.802 km 1490.735 km
    Perigee 1464.738 km 641.761 km
    Orbit Epoch 2026-09-13T17:15:51+0000 2026-09-11T19:03:36+0000

    COSMOS 1288 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    COSMOS 1288 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    COSMOS 1288 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    COSMOS 1288 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1288Miss 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 1288Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1288

    No nearby objects data