Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.318242E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T21:54:35+0800
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    1 Object 1

    AOE ID 34819
    NORAD ID 34819
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 63181
    NORAD ID 63181
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB PUNCH-WFI02
    Time of Closest Approach 2026-10-20T08:46:57+0000
    Collision Probability (Pc) 1.318242E-6
    Conjunction Distance (km) 2.995 km
    Relative Speed (km/s) 14.345 km/s
    Conjunction Risk Parameters R (Radial): 2.965 | I (In-track): 0.136 | C (Cross-track): -0.401
    Collision Risk Index (CRI) 0.37
    X Position (km) -1729.293 -1728.156
    Position Y (km) 1392.889 1392.359
    Position Z (km) -6682.341 -6679.621
    Velocity X (km/s) -1.418 -2.917
    Velocity Y (km/s) -7.296 6.589
    Velocity Z (km/s) -1.151 2.125

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB PUNCH-WFI02
    Semimajor Axis (a) 7047.121 km 7025.002 km
    Eccentricity (e) 0.001813 0.001019
    Inclination (i) 74.0160° 97.9577°
    RAAN 263.5874° 114.8570°
    Perigee Argument 276.8910° 138.5852°
    Mean Anomaly (M) 151.3391° 221.6131°
    Apogee 681.763 km 654.022 km
    Perigee 656.205 km 639.708 km
    Orbit Epoch 2026-10-19T07:21:58+0000 2026-10-18T22:54:47+0000

    COSMOS 2251 DEB & PUNCH-WFI02 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & PUNCH-WFI02 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & PUNCH-WFI02 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & PUNCH-WFI02 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    PUNCH-WFI02Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    PUNCH-WFI02Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data