Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.770102E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:15:47+0800
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    1 Object 1

    AOE ID 53719
    NORAD ID 53719
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64741
    NORAD ID 64741
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4644 STARLINK-34205
    Time of Closest Approach 2026-10-21T12:55:55+0000
    Collision Probability (Pc) 8.770102E-7
    Conjunction Distance (km) 2.976 km
    Relative Speed (km/s) 6.859 km/s
    Conjunction Risk Parameters R (Radial): 0.366 | I (In-track): -2.635 | C (Cross-track): 1.333
    Collision Risk Index (CRI) 0.34
    X Position (km) -4078.842 -4079.983
    Position Y (km) 2122.52 2119.784
    Position Z (km) -5072.355 -5072.087
    Velocity X (km/s) -0.889 -5.394
    Velocity Y (km/s) -7.214 -4.871
    Velocity Z (km/s) -2.305 2.305

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4644 STARLINK-34205
    Semimajor Axis (a) 6840.883 km 6840.798 km
    Eccentricity (e) 0.000117 0.000119
    Inclination (i) 53.1584° 53.1580°
    RAAN 287.2725° 219.2573°
    Perigee Argument 89.7686° 80.0437°
    Mean Anomaly (M) 270.3450° 280.0700°
    Apogee 463.546 km 463.478 km
    Perigee 461.946 km 461.844 km
    Orbit Epoch 2026-10-19T06:42:21+0000 2026-10-19T04:57:09+0000

    STARLINK-4644 & STARLINK-34205 Collision Probability (Pc) Trend

    STARLINK-4644 & STARLINK-34205 Collision Probability (Pc) TrendNot Available

    STARLINK-4644 & STARLINK-34205 Miss Distance (Miss Distance) Trend

    STARLINK-4644 & STARLINK-34205 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4644Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34205Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4644Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34205Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4644

    No nearby objects data