Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.84863E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T03:01:26+0800
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    1 Object 1

    AOE ID 53421
    NORAD ID 53421
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55051
    NORAD ID 55051
    Object Type PAYLOAD
    Country
    IT IT

    Conjunction Constraints

    Parameter STARLINK-4545 ION SCV-008
    Time of Closest Approach 2026-10-20T19:07:25+0000
    Collision Probability (Pc) 7.84863E-6
    Conjunction Distance (km) 1.409 km
    Relative Speed (km/s) 13.741 km/s
    Conjunction Risk Parameters R (Radial): -1.403 | I (In-track): -0.065 | C (Cross-track): -0.105
    Collision Risk Index (CRI) 0.53
    X Position (km) 3511.168 3510.483
    Position Y (km) 3018.879 3018.15
    Position Z (km) -5053.393 -5052.402
    Velocity X (km/s) -6.371 5.152
    Velocity Y (km/s) 3.445 2.468
    Velocity Z (km/s) -2.37 5.052

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4545 ION SCV-008
    Semimajor Axis (a) 6849.007 km 6854.304 km
    Eccentricity (e) 0.000123 0.001302
    Inclination (i) 53.1574° 97.5720°
    RAAN 178.4460° 29.8834°
    Perigee Argument 107.6217° 300.3673°
    Mean Anomaly (M) 252.4919° 59.6278°
    Apogee 471.714 km 485.092 km
    Perigee 470.026 km 467.242 km
    Orbit Epoch 2026-10-18T01:50:31+0000 2026-10-18T09:15:10+0000

    STARLINK-4545 & ION SCV-008 Collision Probability (Pc) Trend

    STARLINK-4545 & ION SCV-008 Collision Probability (Pc) TrendNot Available

    STARLINK-4545 & ION SCV-008 Miss Distance (Miss Distance) Trend

    STARLINK-4545 & ION SCV-008 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4545Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ION SCV-008Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4545Collision Probability Trend

    Object 1 Probability TrendNot Available

    ION SCV-008Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4545

    No nearby objects data