Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    5.657959E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-31T20:22:52+0800
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    1 Object 1

    AOE ID 40794
    NORAD ID 40794
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 45368
    NORAD ID 45368
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-1276
    Time of Closest Approach 2026-08-31T14:55:51+0000
    Collision Probability (Pc) 5.657959E-5
    Conjunction Distance (km) 0.78 km
    Relative Speed (km/s) 13.041 km/s
    Conjunction Risk Parameters R (Radial): -0.767 | I (In-track): -0.07 | C (Cross-track): -0.114
    Collision Risk Index (CRI) 0.7
    X Position (km) 2716.522 2716.948
    Position Y (km) -5368.121 -5368.671
    Position Z (km) -3365.053 -3365.404
    Velocity X (km/s) 3.734 3.456
    Velocity Y (km/s) -2.051 4.762
    Velocity Z (km/s) 6.301 -4.815

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-1276
    Semimajor Axis (a) 6896.007 km 6890.193 km
    Eccentricity (e) 0.001153 0.000129
    Inclination (i) 73.9696° 53.0680°
    RAAN 309.6048° 94.8520°
    Perigee Argument 352.0804° 102.7207°
    Mean Anomaly (M) 182.6636° 257.3932°
    Apogee 525.818 km 512.947 km
    Perigee 509.922 km 511.165 km
    Orbit Epoch 2026-08-29T22:39:28+0000 2026-08-30T23:45:17+0000

    COSMOS 2251 DEB & STARLINK-1276 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-1276 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-1276 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-1276 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-1276Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-1276Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data