Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.290843E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T13:16:58+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 69487
    NORAD ID 69487
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-37842
    Time of Closest Approach 2026-10-20T07:38:37+0000
    Collision Probability (Pc) 3.290843E-6
    Conjunction Distance (km) 1.817 km
    Relative Speed (km/s) 12.281 km/s
    Conjunction Risk Parameters R (Radial): 1.611 | I (In-track): -0.491 | C (Cross-track): 0.681
    Collision Risk Index (CRI) 0.45
    X Position (km) -1810.719 -1810.339
    Position Y (km) 677.59 677.838
    Position Z (km) 6554.887 6556.645
    Velocity X (km/s) -3.844 -4.928
    Velocity Y (km/s) -6.63 5.504
    Velocity Z (km/s) -0.375 -1.925

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-37842
    Semimajor Axis (a) 6910.210 km 6843.771 km
    Eccentricity (e) 0.009934 0.000157
    Inclination (i) 73.8330° 97.2877°
    RAAN 63.6933° 312.3125°
    Perigee Argument 97.3560° 69.9298°
    Mean Anomaly (M) 263.8934° 290.2113°
    Apogee 600.717 km 466.707 km
    Perigee 463.429 km 464.561 km
    Orbit Epoch 2026-10-18T02:48:52+0000 2026-10-18T20:44:04+0000

    COSMOS 2251 DEB & STARLINK-37842 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-37842 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-37842 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-37842 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37842Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37842Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data