Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.264758E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T11:58:33+0800
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    1 Object 1

    AOE ID 47978
    NORAD ID 47978
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67863
    NORAD ID 67863
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1647 STARLINK-36835
    Time of Closest Approach 2026-10-21T09:46:24+0000
    Collision Probability (Pc) 1.264758E-6
    Conjunction Distance (km) 2.752 km
    Relative Speed (km/s) 11.009 km/s
    Conjunction Risk Parameters R (Radial): -2.251 | I (In-track): -1.089 | C (Cross-track): -1.147
    Collision Risk Index (CRI) 0.37
    X Position (km) 5237.142 5238.13
    Position Y (km) 2736.432 2738.734
    Position Z (km) 3433.844 3434.984
    Velocity X (km/s) -4.911 0.003
    Velocity Y (km/s) 3.411 5.979
    Velocity Z (km/s) 4.756 -4.755

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1647 STARLINK-36835
    Semimajor Axis (a) 6838.305 km 6840.829 km
    Eccentricity (e) 0.000100 0.000091
    Inclination (i) 53.1592° 53.1585°
    RAAN 9.1268° 243.9084°
    Perigee Argument 66.8369° 83.2021°
    Mean Anomaly (M) 268.9253° 276.9085°
    Apogee 460.852 km 463.316 km
    Perigee 459.484 km 462.068 km
    Orbit Epoch 2026-10-19T20:00:04+0000 2026-10-19T04:00:46+0000

    STARLINK-1647 & STARLINK-36835 Collision Probability (Pc) Trend

    STARLINK-1647 & STARLINK-36835 Collision Probability (Pc) TrendNot Available

    STARLINK-1647 & STARLINK-36835 Miss Distance (Miss Distance) Trend

    STARLINK-1647 & STARLINK-36835 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1647Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36835Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1647Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36835Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1647

    No nearby objects data