Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    4.44927E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T06:46:09+0800
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    1 Object 1

    AOE ID 37891
    NORAD ID 37891
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 61565
    NORAD ID 61565
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NIMBUS 2 DEB QIANFAN-32
    Time of Closest Approach 2026-09-04T23:49:44+0000
    Collision Probability (Pc) 4.44927E-4
    Conjunction Distance (km) 0.328 km
    Relative Speed (km/s) 14.56 km/s
    Conjunction Risk Parameters R (Radial): -0.027 | I (In-track): -0.025 | C (Cross-track): 0.326
    Collision Risk Index (CRI) 0.88
    X Position (km) 3208.675 3208.422
    Position Y (km) 4504.566 4504.767
    Position Z (km) 4971.463 4971.403
    Velocity X (km/s) 4.246 -2.985
    Velocity Y (km/s) 2.855 -3.89
    Velocity Z (km/s) -5.244 5.442

    Orbital Parameters 国际轨道数据源

    Parameter NIMBUS 2 DEB QIANFAN-32
    Semimajor Axis (a) 7449.684 km 7447.442 km
    Eccentricity (e) 0.006653 0.001044
    Inclination (i) 100.5380° 88.9837°
    RAAN 224.2491° 53.6651°
    Perigee Argument 59.3330° 29.6125°
    Mean Anomaly (M) 301.4337° 330.5615°
    Apogee 1121.109 km 1077.078 km
    Perigee 1021.985 km 1061.532 km
    Orbit Epoch 2026-09-04T08:55:56+0000 2026-09-04T14:44:01+0000

    NIMBUS 2 DEB & QIANFAN-32 Collision Probability (Pc) Trend

    NIMBUS 2 DEB & QIANFAN-32 Collision Probability (Pc) TrendNot Available

    NIMBUS 2 DEB & QIANFAN-32 Miss Distance (Miss Distance) Trend

    NIMBUS 2 DEB & QIANFAN-32 Miss Distance (Miss Distance) TrendNot Available

    NIMBUS 2 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-32Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NIMBUS 2 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-32Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NIMBUS 2 DEB

    No nearby objects data