Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.547595E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-15T02:07:13+0800
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    1 Object 1

    AOE ID 53570
    NORAD ID 53570
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65901
    NORAD ID 65901
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4550 STARLINK-35249
    Time of Closest Approach 2026-09-15T17:19:58+0000
    Collision Probability (Pc) 9.547595E-7
    Conjunction Distance (km) 2.625 km
    Relative Speed (km/s) 5.939 km/s
    Conjunction Risk Parameters R (Radial): 2.625 | I (In-track): 0.025 | C (Cross-track): 0.017
    Collision Risk Index (CRI) 0.35
    X Position (km) 3740.259 3738.811
    Position Y (km) -2411.853 -2410.954
    Position Z (km) 5188.85 5186.854
    Velocity X (km/s) 1.918 5.711
    Velocity Y (km/s) 7.137 4.692
    Velocity Z (km/s) 1.93 -1.931

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4550 STARLINK-35249
    Semimajor Axis (a) 6843.342 km 6840.801 km
    Eccentricity (e) 0.000112 0.000095
    Inclination (i) 53.1570° 53.1595°
    RAAN 273.9045° 214.9175°
    Perigee Argument 89.0035° 115.2553°
    Mean Anomaly (M) 271.1096° 244.8547°
    Apogee 465.971 km 463.312 km
    Perigee 464.439 km 462.016 km
    Orbit Epoch 2026-09-14T01:55:11+0000 2026-09-14T06:28:20+0000

    STARLINK-4550 & STARLINK-35249 Collision Probability (Pc) Trend

    STARLINK-4550 & STARLINK-35249 Collision Probability (Pc) TrendNot Available

    STARLINK-4550 & STARLINK-35249 Miss Distance (Miss Distance) Trend

    STARLINK-4550 & STARLINK-35249 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4550Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35249Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4550Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35249Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4550

    No nearby objects data