Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.546589E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T00:44:29+0800
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    1 Object 1

    AOE ID 3890
    NORAD ID 3890
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 18527
    NORAD ID 18527
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter NIMBUS 3 SL-16 DEB
    Time of Closest Approach 2026-10-25T20:51:05+0000
    Collision Probability (Pc) 1.546589E-6
    Conjunction Distance (km) 2.638 km
    Relative Speed (km/s) 13.931 km/s
    Conjunction Risk Parameters R (Radial): 0.411 | I (In-track): -0.72 | C (Cross-track): -2.503
    Collision Risk Index (CRI) 0.39
    X Position (km) 2490.798 2491.373
    Position Y (km) -1427.788 -1430.346
    Position Z (km) -6924.571 -6924.281
    Velocity X (km/s) -6.839 6.084
    Velocity Y (km/s) 0.235 3.581
    Velocity Z (km/s) -2.48 1.501

    Orbital Parameters 国际轨道数据源

    Parameter NIMBUS 3 SL-16 DEB
    Semimajor Axis (a) 7477.462 km 7356.843 km
    Eccentricity (e) 0.003966 0.019217
    Inclination (i) 99.6815° 70.9995°
    RAAN 172.8293° 29.5447°
    Perigee Argument 6.8242° 85.2430°
    Mean Anomaly (M) 157.1591° 277.0586°
    Apogee 1128.977 km 1120.081 km
    Perigee 1069.673 km 837.331 km
    Orbit Epoch 2026-10-24T03:17:30+0000 2026-10-24T05:06:10+0000

    NIMBUS 3 & SL-16 DEB Collision Probability (Pc) Trend

    NIMBUS 3 & SL-16 DEB Collision Probability (Pc) TrendNot Available

    NIMBUS 3 & SL-16 DEB Miss Distance (Miss Distance) Trend

    NIMBUS 3 & SL-16 DEB Miss Distance (Miss Distance) TrendNot Available

    NIMBUS 3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SL-16 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NIMBUS 3Collision Probability Trend

    Object 1 Probability TrendNot Available

    SL-16 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NIMBUS 3

    No nearby objects data