Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.478824E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:48:00+0800
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    1 Object 1

    AOE ID 55429
    NORAD ID 55429
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name MESON-1
    AOE ID 59131
    NORAD ID 59131
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5645 MESON-1
    Time of Closest Approach 2026-10-21T02:00:40+0000
    Collision Probability (Pc) 1.478824E-5
    Conjunction Distance (km) 1.192 km
    Relative Speed (km/s) 14.88 km/s
    Conjunction Risk Parameters R (Radial): 0.735 | I (In-track): -0.197 | C (Cross-track): -0.917
    Collision Risk Index (CRI) 0.58
    X Position (km) 221.396 222.239
    Position Y (km) 3770.626 3770.634
    Position Z (km) -5726.321 -5727.163
    Velocity X (km/s) -5.017 2.184
    Velocity Y (km/s) -4.695 6.051
    Velocity Z (km/s) -3.286 4.066

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5645 MESON-1
    Semimajor Axis (a) 6855.225 km 6846.969 km
    Eccentricity (e) 0.000303 0.001049
    Inclination (i) 69.9991° 97.5821°
    RAAN 235.3125° 74.2498°
    Perigee Argument 270.8222° 150.0537°
    Mean Anomaly (M) 89.2605° 210.1307°
    Apogee 479.167 km 476.014 km
    Perigee 475.009 km 461.650 km
    Orbit Epoch 2026-10-20T06:07:10+0000 2026-10-20T09:01:19+0000

    STARLINK-5645 & MESON-1 Collision Probability (Pc) Trend

    STARLINK-5645 & MESON-1 Collision Probability (Pc) TrendNot Available

    STARLINK-5645 & MESON-1 Miss Distance (Miss Distance) Trend

    STARLINK-5645 & MESON-1 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5645Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    MESON-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5645Collision Probability Trend

    Object 1 Probability TrendNot Available

    MESON-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5645

    No nearby objects data