Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.356603E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T14:02:16+0800
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    1 Object 1

    AOE ID 50621
    NORAD ID 50621
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 62988
    NORAD ID 62988
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1408 DEB STARLINK-11542
    Time of Closest Approach 2026-09-05T10:54:39+0000
    Collision Probability (Pc) 1.356603E-6
    Conjunction Distance (km) 2.841 km
    Relative Speed (km/s) 13.414 km/s
    Conjunction Risk Parameters R (Radial): -1.89 | I (In-track): -1.042 | C (Cross-track): -1.845
    Collision Risk Index (CRI) 0.38
    X Position (km) -5764.084 -5766.294
    Position Y (km) 2651.888 2650.732
    Position Z (km) 2243.205 2244.565
    Velocity X (km/s) 1.871 -3.971
    Velocity Y (km/s) -2.023 -4.747
    Velocity Z (km/s) 7.183 -4.58

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1408 DEB STARLINK-11542
    Semimajor Axis (a) 6721.230 km 6734.595 km
    Eccentricity (e) 0.001424 0.000191
    Inclination (i) 82.5649° 42.9998°
    RAAN 154.0126° 2.3801°
    Perigee Argument 232.3157° 266.5872°
    Mean Anomaly (M) 127.6817° 93.4778°
    Apogee 352.666 km 357.742 km
    Perigee 333.520 km 355.174 km
    Orbit Epoch 2026-09-04T04:20:33+0000 2026-09-04T15:57:44+0000

    COSMOS 1408 DEB & STARLINK-11542 Collision Probability (Pc) Trend

    COSMOS 1408 DEB & STARLINK-11542 Collision Probability (Pc) TrendNot Available

    COSMOS 1408 DEB & STARLINK-11542 Miss Distance (Miss Distance) Trend

    COSMOS 1408 DEB & STARLINK-11542 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1408 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11542Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1408 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11542Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1408 DEB

    No nearby objects data