Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.10804E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-11T23:42:24+0800
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    1 Object 1

    Name M-SEL
    AOE ID 63231
    NORAD ID 63231
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63416
    NORAD ID 63416
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter M-SEL STARLINK-33649
    Time of Closest Approach 2026-10-12T04:52:12+0000
    Collision Probability (Pc) 7.10804E-6
    Conjunction Distance (km) 1.455 km
    Relative Speed (km/s) 13.893 km/s
    Conjunction Risk Parameters R (Radial): -0.206 | I (In-track): 0.593 | C (Cross-track): 1.312
    Collision Risk Index (CRI) 0.52
    X Position (km) 5956.632 5956.803
    Position Y (km) 177.046 178.262
    Position Z (km) 3391.726 3390.946
    Velocity X (km/s) 3.776 -2.233
    Velocity Y (km/s) -1.014 6.355
    Velocity Z (km/s) -6.549 3.58

    Orbital Parameters 国际轨道数据源

    Parameter M-SEL STARLINK-33649
    Semimajor Axis (a) 6860.798 km 6861.086 km
    Eccentricity (e) 0.000659 0.000155
    Inclination (i) 97.3749° 43.0000°
    RAAN 176.2170° 331.8870°
    Perigee Argument 97.2145° 276.1311°
    Mean Anomaly (M) 262.9845° 83.9364°
    Apogee 487.186 km 484.010 km
    Perigee 478.136 km 481.888 km
    Orbit Epoch 2026-10-10T22:20:56+0000 2026-10-10T19:42:52+0000

    M-SEL & STARLINK-33649 Collision Probability (Pc) Trend

    M-SEL & STARLINK-33649 Collision Probability (Pc) TrendNot Available

    M-SEL & STARLINK-33649 Miss Distance (Miss Distance) Trend

    M-SEL & STARLINK-33649 Miss Distance (Miss Distance) TrendNot Available

    M-SELMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33649Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    M-SELCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33649Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with M-SEL

    No nearby objects data