Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.478207E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T19:07:12+0800
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    1 Object 1

    AOE ID 47486
    NORAD ID 47486
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 52649
    NORAD ID 52649
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CELESTIS 17/SHERPA-FX1 STARLINK-3868
    Time of Closest Approach 2026-10-29T16:04:49+0000
    Collision Probability (Pc) 2.478207E-6
    Conjunction Distance (km) 1.913 km
    Relative Speed (km/s) 9.819 km/s
    Conjunction Risk Parameters R (Radial): -1.501 | I (In-track): 0.907 | C (Cross-track): 0.763
    Collision Risk Index (CRI) 0.43
    X Position (km) -3883.973 -3882.691
    Position Y (km) 2079.897 2078.563
    Position Z (km) -5252.609 -5252.126
    Velocity X (km/s) 5.744 -1.512
    Velocity Y (km/s) -1.389 -7.259
    Velocity Z (km/s) -4.804 -1.756

    Orbital Parameters 国际轨道数据源

    Parameter CELESTIS 17/SHERPA-FX1 STARLINK-3868
    Semimajor Axis (a) 6843.877 km 6848.892 km
    Eccentricity (e) 0.000820 0.000146
    Inclination (i) 97.2100° 53.1594°
    RAAN 338.7518° 276.6107°
    Perigee Argument 85.5177° 88.3033°
    Mean Anomaly (M) 274.7003° 211.1141°
    Apogee 471.355 km 471.753 km
    Perigee 460.125 km 469.757 km
    Orbit Epoch 2026-10-27T20:47:31+0000 2026-10-27T22:00:02+0000

    CELESTIS 17/SHERPA-FX1 & STARLINK-3868 Collision Probability (Pc) Trend

    CELESTIS 17/SHERPA-FX1 & STARLINK-3868 Collision Probability (Pc) TrendNot Available

    CELESTIS 17/SHERPA-FX1 & STARLINK-3868 Miss Distance (Miss Distance) Trend

    CELESTIS 17/SHERPA-FX1 & STARLINK-3868 Miss Distance (Miss Distance) TrendNot Available

    CELESTIS 17/SHERPA-FX1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3868Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CELESTIS 17/SHERPA-FX1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3868Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CELESTIS 17/SHERPA-FX1

    No nearby objects data