Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.328325E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T08:43:34+0800
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    1 Object 1

    AOE ID 36441
    NORAD ID 36441
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 53034
    NORAD ID 53034
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-4151
    Time of Closest Approach 2026-10-13T01:01:50+0000
    Collision Probability (Pc) 1.328325E-6
    Conjunction Distance (km) 2.549 km
    Relative Speed (km/s) 9.764 km/s
    Conjunction Risk Parameters R (Radial): -2.154 | I (In-track): 1.044 | C (Cross-track): -0.875
    Collision Risk Index (CRI) 0.37
    X Position (km) -2566.842 -2568.38
    Position Y (km) -3404.639 -3404.615
    Position Z (km) 5346.795 5348.827
    Velocity X (km/s) -0.505 6.845
    Velocity Y (km/s) -6.362 -3.124
    Velocity Z (km/s) -4.256 1.295

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-4151
    Semimajor Axis (a) 6910.560 km 6848.842 km
    Eccentricity (e) 0.010029 0.000150
    Inclination (i) 73.8308° 53.1602°
    RAAN 77.1419° 167.1905°
    Perigee Argument 112.3693° 74.6065°
    Mean Anomaly (M) 248.8164° 285.5103°
    Apogee 601.731 km 471.734 km
    Perigee 463.115 km 469.676 km
    Orbit Epoch 2026-10-11T16:42:31+0000 2026-10-12T02:46:09+0000

    COSMOS 2251 DEB & STARLINK-4151 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-4151 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-4151 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-4151 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4151Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4151Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data