Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.462825E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T17:56:32+0800
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    1 Object 1

    AOE ID 7890
    NORAD ID 7890
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 21422
    NORAD ID 21422
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter DELTA 1 DEB COSMOS 2151
    Time of Closest Approach 2026-10-23T06:34:51+0000
    Collision Probability (Pc) 4.462825E-6
    Conjunction Distance (km) 1.71 km
    Relative Speed (km/s) 14.949 km/s
    Conjunction Risk Parameters R (Radial): 1.481 | I (In-track): 0.153 | C (Cross-track): -0.84
    Collision Risk Index (CRI) 0.48
    X Position (km) -1110.306 -1111.207
    Position Y (km) 182.525 183.086
    Position Z (km) -6858.717 -6860.057
    Velocity X (km/s) 3.481 -5.342
    Velocity Y (km/s) 6.721 -5.3
    Velocity Z (km/s) -0.321 0.734

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB COSMOS 2151
    Semimajor Axis (a) 6967.312 km 6942.781 km
    Eccentricity (e) 0.008919 0.001300
    Inclination (i) 98.8411° 82.4974°
    RAAN 59.5539° 226.2774°
    Perigee Argument 342.4291° 24.7561°
    Mean Anomaly (M) 17.3845° 335.4284°
    Apogee 651.314 km 573.667 km
    Perigee 527.036 km 555.621 km
    Orbit Epoch 2026-10-20T21:04:48+0000 2026-10-20T22:56:56+0000

    DELTA 1 DEB & COSMOS 2151 Collision Probability (Pc) Trend

    DELTA 1 DEB & COSMOS 2151 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & COSMOS 2151 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & COSMOS 2151 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2151Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2151Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data