Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.443708E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T08:48:47+0800
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    1 Object 1

    AOE ID 19362
    NORAD ID 19362
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 57924
    NORAD ID 57924
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 249 DEB STARLINK-30487
    Time of Closest Approach 2026-09-05T01:04:55+0000
    Collision Probability (Pc) 1.443708E-6
    Conjunction Distance (km) 2.103 km
    Relative Speed (km/s) 5.933 km/s
    Conjunction Risk Parameters R (Radial): -1.683 | I (In-track): -1.164 | C (Cross-track): -0.48
    Collision Risk Index (CRI) 0.38
    X Position (km) -2256.684 -2258.043
    Position Y (km) 4511.934 4512.181
    Position Z (km) 4638.62 4640.206
    Velocity X (km/s) -2.448 -6.525
    Velocity Y (km/s) -5.941 -3.902
    Velocity Z (km/s) 4.414 0.618

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 249 DEB STARLINK-30487
    Semimajor Axis (a) 7176.814 km 6861.192 km
    Eccentricity (e) 0.046639 0.000076
    Inclination (i) 62.7622° 42.9999°
    RAAN 88.9663° 39.2813°
    Perigee Argument 68.1671° 279.3289°
    Mean Anomaly (M) 296.8320° 80.7477°
    Apogee 1133.397 km 483.576 km
    Perigee 463.957 km 482.534 km
    Orbit Epoch 2026-09-04T19:49:26+0000 2026-09-04T10:35:47+0000

    COSMOS 249 DEB & STARLINK-30487 Collision Probability (Pc) Trend

    COSMOS 249 DEB & STARLINK-30487 Collision Probability (Pc) TrendNot Available

    COSMOS 249 DEB & STARLINK-30487 Miss Distance (Miss Distance) Trend

    COSMOS 249 DEB & STARLINK-30487 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 249 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30487Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 249 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30487Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 249 DEB

    No nearby objects data