Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.879995E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-06T00:13:50+0800
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    1 Object 1

    AOE ID 35071
    NORAD ID 35071
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 58127
    NORAD ID 58127
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-30790
    Time of Closest Approach 2026-09-07T22:51:00+0000
    Collision Probability (Pc) 2.879995E-6
    Conjunction Distance (km) 1.913 km
    Relative Speed (km/s) 12.453 km/s
    Conjunction Risk Parameters R (Radial): -0.101 | I (In-track): -1.1 | C (Cross-track): -1.56
    Collision Risk Index (CRI) 0.44
    X Position (km) -6090.409 -6090.045
    Position Y (km) 1721.223 1723.011
    Position Z (km) -2717.787 -2717.215
    Velocity X (km/s) 2.109 -3.389
    Velocity Y (km/s) -2.982 -5.328
    Velocity Z (km/s) -6.694 4.23

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-30790
    Semimajor Axis (a) 6917.086 km 6871.987 km
    Eccentricity (e) 0.006078 0.002046
    Inclination (i) 73.9318° 42.9938°
    RAAN 343.2352° 206.7075°
    Perigee Argument 175.4617° 119.8333°
    Mean Anomaly (M) 184.7139° 240.4554°
    Apogee 580.994 km 507.912 km
    Perigee 496.904 km 479.788 km
    Orbit Epoch 2026-09-04T23:56:46+0000 2026-09-05T06:30:58+0000

    COSMOS 2251 DEB & STARLINK-30790 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-30790 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-30790 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-30790 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30790Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30790Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data