Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.62351E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-26T23:51:19+0800
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    1 Object 1

    AOE ID 16952
    NORAD ID 16952
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 46430
    NORAD ID 46430
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter COSMOS 1777 COSMOS 2251 DEB
    Time of Closest Approach 2026-10-26T20:43:18+0000
    Collision Probability (Pc) 1.62351E-6
    Conjunction Distance (km) 2.503 km
    Relative Speed (km/s) 13.022 km/s
    Conjunction Risk Parameters R (Radial): 0.193 | I (In-track): 1.21 | C (Cross-track): -2.182
    Collision Risk Index (CRI) 0.39
    X Position (km) -282.574 -280.092
    Position Y (km) -4040.267 -4040.553
    Position Z (km) 5881.122 5881.279
    Velocity X (km/s) 3.999 3.256
    Velocity Y (km/s) 5.109 -5.601
    Velocity Z (km/s) 3.714 -3.655

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1777 COSMOS 2251 DEB
    Semimajor Axis (a) 7156.123 km 7086.510 km
    Eccentricity (e) 0.002575 0.009120
    Inclination (i) 74.0038° 73.9104°
    RAAN 242.5545° 112.1687°
    Perigee Argument 1.8597° 323.7501°
    Mean Anomaly (M) 358.2646° 35.7502°
    Apogee 796.415 km 773.005 km
    Perigee 759.557 km 643.741 km
    Orbit Epoch 2026-10-26T05:22:54+0000 2026-10-26T03:40:08+0000

    COSMOS 1777 & COSMOS 2251 DEB Collision Probability (Pc) Trend

    COSMOS 1777 & COSMOS 2251 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 1777 & COSMOS 2251 DEB Miss Distance (Miss Distance) Trend

    COSMOS 1777 & COSMOS 2251 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1777Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1777Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1777

    No nearby objects data