Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.272961E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T14:45:20+0800
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    1 Object 1

    AOE ID 13757
    NORAD ID 13757
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 25614
    NORAD ID 25614
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1428 NIMBUS 2 DEB
    Time of Closest Approach 2026-10-30T00:18:46+0000
    Collision Probability (Pc) 2.272961E-5
    Conjunction Distance (km) 1.047 km
    Relative Speed (km/s) 14.417 km/s
    Conjunction Risk Parameters R (Radial): -0.141 | I (In-track): 0.218 | C (Cross-track): -1.014
    Collision Risk Index (CRI) 0.62
    X Position (km) 104.509 105.255
    Position Y (km) 1560.619 1561.289
    Position Z (km) 7190.697 7190.396
    Velocity X (km/s) -3.872 6.064
    Velocity Y (km/s) 6.114 -4.124
    Velocity Z (km/s) -1.289 0.788

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1428 NIMBUS 2 DEB
    Semimajor Axis (a) 7352.335 km 7401.261 km
    Eccentricity (e) 0.003355 0.005238
    Inclination (i) 82.9090° 100.5057°
    RAAN 302.6002° 141.4139°
    Perigee Argument 229.8281° 116.0644°
    Mean Anomaly (M) 194.1571° 40.5058°
    Apogee 998.863 km 1061.892 km
    Perigee 949.533 km 984.356 km
    Orbit Epoch 2026-10-27T23:18:40+0000 2026-10-27T00:27:48+0000

    COSMOS 1428 & NIMBUS 2 DEB Collision Probability (Pc) Trend

    COSMOS 1428 & NIMBUS 2 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 1428 & NIMBUS 2 DEB Miss Distance (Miss Distance) Trend

    COSMOS 1428 & NIMBUS 2 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1428Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NIMBUS 2 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1428Collision Probability Trend

    Object 1 Probability TrendNot Available

    NIMBUS 2 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1428

    No nearby objects data