Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.469631E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-08T20:39:49+0800
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    1 Object 1

    AOE ID 35650
    NORAD ID 35650
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    Name TOM-1
    AOE ID 69872
    NORAD ID 69872
    Object Type PAYLOAD
    Country
    DE DE

    Conjunction Constraints

    Parameter COSMOS 2251 DEB TOM-1
    Time of Closest Approach 2026-11-08T13:26:57+0000
    Collision Probability (Pc) 4.469631E-6
    Conjunction Distance (km) 1.68 km
    Relative Speed (km/s) 13.805 km/s
    Conjunction Risk Parameters R (Radial): 1.189 | I (In-track): 0.482 | C (Cross-track): -1.084
    Collision Risk Index (CRI) 0.48
    X Position (km) 1977.063 1976.463
    Position Y (km) 112.442 113.139
    Position Z (km) -6696.11 -6697.515
    Velocity X (km/s) 1.334 -6.148
    Velocity Y (km/s) 7.404 -3.944
    Velocity Z (km/s) 0.527 -1.881

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB TOM-1
    Semimajor Axis (a) 6968.360 km 6973.211 km
    Eccentricity (e) 0.001502 0.000500
    Inclination (i) 74.0413° 97.7410°
    RAAN 80.1638° 210.1025°
    Perigee Argument 52.2812° 68.9239°
    Mean Anomaly (M) 97.5772° 291.2513°
    Apogee 600.688 km 598.562 km
    Perigee 579.758 km 591.586 km
    Orbit Epoch 2026-11-07T19:11:51+0000 2026-11-07T23:25:17+0000

    COSMOS 2251 DEB & TOM-1 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & TOM-1 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & TOM-1 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & TOM-1 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TOM-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TOM-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data