Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    9.725819E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T19:27:22+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 32475
    NORAD ID 32475
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69105
    NORAD ID 69105
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NIMBUS 2 DEB QIANFAN-146
    Time of Closest Approach 2026-10-21T15:39:35+0000
    Collision Probability (Pc) 9.725819E-4
    Conjunction Distance (km) 0.102 km
    Relative Speed (km/s) 4.725 km/s
    Conjunction Risk Parameters R (Radial): 0.085 | I (In-track): 0.054 | C (Cross-track): -0.017
    Collision Risk Index (CRI) 0.95
    X Position (km) 2379.705 2379.785
    Position Y (km) 266.69 266.683
    Position Z (km) -7060.282 -7060.345
    Velocity X (km/s) 6.108 6.819
    Velocity Y (km/s) -3.493 1.156
    Velocity Z (km/s) 1.895 2.343

    Orbital Parameters 国际轨道数据源

    Parameter NIMBUS 2 DEB QIANFAN-146
    Semimajor Axis (a) 7414.831 km 7446.622 km
    Eccentricity (e) 0.006153 0.000188
    Inclination (i) 100.5389° 89.0201°
    RAAN 330.6747° 9.4534°
    Perigee Argument 153.9752° 105.5853°
    Mean Anomaly (M) 220.7336° 254.5505°
    Apogee 1082.318 km 1069.884 km
    Perigee 991.070 km 1067.086 km
    Orbit Epoch 2026-10-19T09:21:19+0000 2026-10-19T23:07:49+0000

    NIMBUS 2 DEB & QIANFAN-146 Collision Probability (Pc) Trend

    NIMBUS 2 DEB & QIANFAN-146 Collision Probability (Pc) TrendNot Available

    NIMBUS 2 DEB & QIANFAN-146 Miss Distance (Miss Distance) Trend

    NIMBUS 2 DEB & QIANFAN-146 Miss Distance (Miss Distance) TrendNot Available

    NIMBUS 2 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-146Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NIMBUS 2 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-146Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NIMBUS 2 DEB

    No nearby objects data