Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.412718E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:30:33+0800
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    1 Object 1

    AOE ID 53854
    NORAD ID 53854
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64844
    NORAD ID 64844
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4800 STARLINK-34709
    Time of Closest Approach 2026-10-21T08:50:21+0000
    Collision Probability (Pc) 1.412718E-6
    Conjunction Distance (km) 2.866 km
    Relative Speed (km/s) 14.696 km/s
    Conjunction Risk Parameters R (Radial): -2.836 | I (In-track): 0.112 | C (Cross-track): -0.392
    Collision Risk Index (CRI) 0.38
    X Position (km) 5177.954 5176.004
    Position Y (km) -4020.496 -4018.507
    Position Z (km) -1993.581 -1992.908
    Velocity X (km/s) 4.293 -2.352
    Velocity Y (km/s) 2.717 0.546
    Velocity Z (km/s) 5.69 -7.236

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4800 STARLINK-34709
    Semimajor Axis (a) 6848.878 km 6843.664 km
    Eccentricity (e) 0.000131 0.000242
    Inclination (i) 53.1605° 97.2873°
    RAAN 341.1059° 143.5984°
    Perigee Argument 86.8653° 89.0851°
    Mean Anomaly (M) 273.2499° 271.0668°
    Apogee 471.641 km 467.181 km
    Perigee 469.841 km 463.873 km
    Orbit Epoch 2026-10-20T03:10:41+0000 2026-10-20T13:11:25+0000

    STARLINK-4800 & STARLINK-34709 Collision Probability (Pc) Trend

    STARLINK-4800 & STARLINK-34709 Collision Probability (Pc) TrendNot Available

    STARLINK-4800 & STARLINK-34709 Miss Distance (Miss Distance) Trend

    STARLINK-4800 & STARLINK-34709 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4800Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34709Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4800Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34709Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4800

    No nearby objects data