Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.329665E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-26T19:08:50+0800
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    1 Object 1

    AOE ID 58280
    NORAD ID 58280
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59949
    NORAD ID 59949
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FLOCK 4Q 28 STARLINK-11138
    Time of Closest Approach 2026-10-28T03:19:33+0000
    Collision Probability (Pc) 1.329665E-6
    Conjunction Distance (km) 2.978 km
    Relative Speed (km/s) 14.387 km/s
    Conjunction Risk Parameters R (Radial): -2.635 | I (In-track): 0.489 | C (Cross-track): -1.297
    Collision Risk Index (CRI) 0.37
    X Position (km) -3726.718 -3728.679
    Position Y (km) -3589.832 -3590.065
    Position Z (km) 4303.21 4305.438
    Velocity X (km/s) -4.391 6.386
    Velocity Y (km/s) -2.445 -2.185
    Velocity Z (km/s) -5.828 3.698

    Orbital Parameters 国际轨道数据源

    Parameter FLOCK 4Q 28 STARLINK-11138
    Semimajor Axis (a) 6732.686 km 6737.865 km
    Eccentricity (e) 0.000301 0.000089
    Inclination (i) 97.3829° 53.1598°
    RAAN 35.2191° 197.6240°
    Perigee Argument 316.6142° 135.4860°
    Mean Anomaly (M) 43.4883° 224.6229°
    Apogee 356.579 km 360.327 km
    Perigee 352.519 km 359.129 km
    Orbit Epoch 2026-10-25T18:12:04+0000 2026-10-25T15:30:25+0000

    FLOCK 4Q 28 & STARLINK-11138 Collision Probability (Pc) Trend

    FLOCK 4Q 28 & STARLINK-11138 Collision Probability (Pc) TrendNot Available

    FLOCK 4Q 28 & STARLINK-11138 Miss Distance (Miss Distance) Trend

    FLOCK 4Q 28 & STARLINK-11138 Miss Distance (Miss Distance) TrendNot Available

    FLOCK 4Q 28Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11138Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FLOCK 4Q 28Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11138Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FLOCK 4Q 28

    No nearby objects data