Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.406473E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T23:15:19+0800
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    1 Object 1

    AOE ID 37888
    NORAD ID 37888
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 62246
    NORAD ID 62246
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NIMBUS 2 DEB QIANFAN-45
    Time of Closest Approach 2026-09-13T07:43:37+0000
    Collision Probability (Pc) 3.406473E-6
    Conjunction Distance (km) 1.674 km
    Relative Speed (km/s) 8.994 km/s
    Conjunction Risk Parameters R (Radial): -0.453 | I (In-track): -1.265 | C (Cross-track): -0.996
    Collision Risk Index (CRI) 0.46
    X Position (km) 1436.242 1437.77
    Position Y (km) 220.925 220.268
    Position Z (km) -7322.382 -7322.564
    Velocity X (km/s) 3.332 6.945
    Velocity Y (km/s) -6.469 1.715
    Velocity Z (km/s) 0.491 1.412

    Orbital Parameters 国际轨道数据源

    Parameter NIMBUS 2 DEB QIANFAN-45
    Semimajor Axis (a) 7448.940 km 7446.620 km
    Eccentricity (e) 0.004516 0.001614
    Inclination (i) 100.6066° 89.0157°
    RAAN 294.1606° 13.9751°
    Perigee Argument 28.0908° 125.8357°
    Mean Anomaly (M) 97.1584° 234.4297°
    Apogee 1104.441 km 1080.501 km
    Perigee 1037.165 km 1056.465 km
    Orbit Epoch 2026-09-09T17:38:28+0000 2026-09-10T07:14:27+0000

    NIMBUS 2 DEB & QIANFAN-45 Collision Probability (Pc) Trend

    NIMBUS 2 DEB & QIANFAN-45 Collision Probability (Pc) TrendNot Available

    NIMBUS 2 DEB & QIANFAN-45 Miss Distance (Miss Distance) Trend

    NIMBUS 2 DEB & QIANFAN-45 Miss Distance (Miss Distance) TrendNot Available

    NIMBUS 2 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-45Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NIMBUS 2 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-45Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NIMBUS 2 DEB

    No nearby objects data