Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.36943E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T11:45:16+0800
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    1 Object 1

    AOE ID 52468
    NORAD ID 52468
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53602
    NORAD ID 53602
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3864 STARLINK-4648
    Time of Closest Approach 2026-10-31T22:48:47+0000
    Collision Probability (Pc) 1.36943E-6
    Conjunction Distance (km) 2.717 km
    Relative Speed (km/s) 12.227 km/s
    Conjunction Risk Parameters R (Radial): -1.647 | I (In-track): -1.302 | C (Cross-track): -1.723
    Collision Risk Index (CRI) 0.38
    X Position (km) 3425.158 3424.113
    Position Y (km) 5920.514 5923.021
    Position Z (km) -54.477 -54.5
    Velocity X (km/s) -3.939 -3.983
    Velocity Y (km/s) 2.332 2.255
    Velocity Z (km/s) 6.114 -6.112

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3864 STARLINK-4648
    Semimajor Axis (a) 6840.533 km 6840.884 km
    Eccentricity (e) 0.000552 0.000122
    Inclination (i) 53.1612° 53.1590°
    RAAN 66.3833° 248.0018°
    Perigee Argument 284.8547° 90.2644°
    Mean Anomaly (M) 75.1845° 269.8498°
    Apogee 466.170 km 463.581 km
    Perigee 458.622 km 461.913 km
    Orbit Epoch 2026-10-30T15:33:11+0000 2026-10-30T03:49:19+0000

    STARLINK-3864 & STARLINK-4648 Collision Probability (Pc) Trend

    STARLINK-3864 & STARLINK-4648 Collision Probability (Pc) TrendNot Available

    STARLINK-3864 & STARLINK-4648 Miss Distance (Miss Distance) Trend

    STARLINK-3864 & STARLINK-4648 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3864Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4648Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3864Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4648Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3864

    No nearby objects data