Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    5.41625E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T20:56:12+0800
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    1 Object 1

    AOE ID 48865
    NORAD ID 48865
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 53798
    NORAD ID 53798
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2550 STARLINK-4712
    Time of Closest Approach 2026-10-30T00:15:36+0000
    Collision Probability (Pc) 5.41625E-4
    Conjunction Distance (km) 0.268 km
    Relative Speed (km/s) 12.036 km/s
    Conjunction Risk Parameters R (Radial): 0.074 | I (In-track): 0.163 | C (Cross-track): -0.2
    Collision Risk Index (CRI) 0.9
    X Position (km) 1943.731 1943.505
    Position Y (km) 5220.729 5220.847
    Position Z (km) 3974.226 3974.307
    Velocity X (km/s) -4.772 -4.222
    Velocity Y (km/s) -2.383 4.778
    Velocity Z (km/s) 5.458 -4.199

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2550 STARLINK-4712
    Semimajor Axis (a) 6842.563 km 6848.915 km
    Eccentricity (e) 0.000841 0.000139
    Inclination (i) 67.1434° 53.1591°
    RAAN 58.0015° 291.6704°
    Perigee Argument 269.7550° 83.1461°
    Mean Anomaly (M) 90.2640° 15.8515°
    Apogee 470.184 km 471.730 km
    Perigee 458.668 km 469.826 km
    Orbit Epoch 2026-10-28T01:08:27+0000 2026-10-27T22:00:02+0000

    COSMOS 2550 & STARLINK-4712 Collision Probability (Pc) Trend

    COSMOS 2550 & STARLINK-4712 Collision Probability (Pc) TrendNot Available

    COSMOS 2550 & STARLINK-4712 Miss Distance (Miss Distance) Trend

    COSMOS 2550 & STARLINK-4712 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2550Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4712Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2550Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4712Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2550

    No nearby objects data