Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.052822E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-22T19:00:15+0800
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    1 Object 1

    AOE ID 20663
    NORAD ID 20663
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 55751
    NORAD ID 55751
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2084 STARLINK-5577
    Time of Closest Approach 2026-09-23T20:43:46+0000
    Collision Probability (Pc) 1.052822E-5
    Conjunction Distance (km) 1.199 km
    Relative Speed (km/s) 9.47 km/s
    Conjunction Risk Parameters R (Radial): 0.37 | I (In-track): 0.895 | C (Cross-track): 0.709
    Collision Risk Index (CRI) 0.55
    X Position (km) -2817.532 -2818.249
    Position Y (km) 2240.858 2239.993
    Position Z (km) 5914.235 5914.653
    Velocity X (km/s) -6.57 0.716
    Velocity Y (km/s) -3.3 -6.944
    Velocity Z (km/s) -1.861 2.966

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2084 STARLINK-5577
    Semimajor Axis (a) 6925.203 km 6928.733 km
    Eccentricity (e) 0.001820 0.000415
    Inclination (i) 62.7903° 70.0036°
    RAAN 26.5194° 109.7353°
    Perigee Argument 350.2413° 277.9834°
    Mean Anomaly (M) 9.8331° 38.3434°
    Apogee 559.673 km 553.471 km
    Perigee 534.459 km 547.721 km
    Orbit Epoch 2026-09-21T17:16:55+0000 2026-09-21T22:00:03+0000

    COSMOS 2084 & STARLINK-5577 Collision Probability (Pc) Trend

    COSMOS 2084 & STARLINK-5577 Collision Probability (Pc) TrendNot Available

    COSMOS 2084 & STARLINK-5577 Miss Distance (Miss Distance) Trend

    COSMOS 2084 & STARLINK-5577 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2084Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5577Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2084Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5577Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2084

    No nearby objects data