Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.102427E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-07-20T23:42:09+0800
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    1 Object 1

    AOE ID 30789
    NORAD ID 30789
    Object Type DEBRIS
    Country
    CHBZ CHBZ
    VS

    2 Object 2

    AOE ID 42281
    NORAD ID 42281
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter CBERS 1 DEB DMSP 5D-2 F13 DEB
    Time of Closest Approach 2026-07-21T02:11:47+0800
    Collision Probability (Pc) 1.102427E-6
    Miss Distance (km) 1.883 km
    Position X (km) -1053.02 -1052.715
    Position Y (km) 200.622 202.478
    Position Z (km) 6984.994 6984.927
    Velocity X (km/s) 2.439 -0.073
    Velocity Y (km/s) 7.098 7.496
    Velocity Z (km/s) 0.167 -0.221

    Orbital Parameters 国际轨道数据源

    Parameter CBERS 1 DEB DMSP 5D-2 F13 DEB
    Semimajor Axis (a) 7073.401 km 7059.093 km
    Eccentricity (e) 0.000447 0.002326
    Inclination (i) 98.6277° 98.5413°
    RAAN 250.1955° 268.1007°
    Perigee Argument 345.2869° 302.4485°
    Mean Anomaly (M) 82.9058° 57.4467°
    Apogee 698.428 km 697.373 km
    Perigee 692.100 km 664.539 km
    Orbit Epoch 2026-07-20T11:17:35+0800 2026-07-18T11:26:17+0800

    CBERS 1 DEB & DMSP 5D-2 F13 DEB Collision Probability (Pc) Trend

    CBERS 1 DEB & DMSP 5D-2 F13 DEB Collision Probability (Pc) TrendNot Available

    CBERS 1 DEB & DMSP 5D-2 F13 DEB Miss Distance (Md) Trend

    CBERS 1 DEB & DMSP 5D-2 F13 DEB Miss Distance (Md) TrendNot Available

    CBERS 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    DMSP 5D-2 F13 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CBERS 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    DMSP 5D-2 F13 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CBERS 1 DEB

    No nearby objects data