Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.835276E-6
    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 2026-10-21T01:12:29+0000
    Collision Probability (Pc) 2.835276E-6
    Conjunction Distance (km) 1.679 km
    Relative Speed (km/s) 6.871 km/s
    Conjunction Risk Parameters R (Radial): 0.356 | I (In-track): 1.467 | C (Cross-track): 0.735
    Collision Risk Index (CRI) 0.44
    X Position (km) 4152.818 4151.902
    Position Y (km) -1952.224 -1953.606
    Position Z (km) 5063.887 5063.626
    Velocity X (km/s) 0.597 5.211
    Velocity Y (km/s) 7.259 5.089
    Velocity Z (km/s) 2.303 -2.303

    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