Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.176002E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T04:27:55+0800
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    1 Object 1

    AOE ID 22639
    NORAD ID 22639
    Object Type ROCKET BODY
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 28375
    NORAD ID 28375
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter PEGASUS R/B AMSAT ECHO
    Time of Closest Approach 2026-10-24T22:09:46+0000
    Collision Probability (Pc) 7.176002E-6
    Conjunction Distance (km) 1.453 km
    Relative Speed (km/s) 14.01 km/s
    Conjunction Risk Parameters R (Radial): 0.889 | I (In-track): 0.383 | C (Cross-track): -1.083
    Collision Risk Index (CRI) 0.52
    X Position (km) 746.858 745.755
    Position Y (km) -2714.431 -2713.637
    Position Z (km) -6610.597 -6610.081
    Velocity X (km/s) 5.403 -1.09
    Velocity Y (km/s) 4.915 -6.816
    Velocity Z (km/s) -1.362 2.701

    Orbital Parameters 国际轨道数据源

    Parameter PEGASUS R/B AMSAT ECHO
    Semimajor Axis (a) 7159.792 km 7123.692 km
    Eccentricity (e) 0.006267 0.008118
    Inclination (i) 69.9208° 98.6804°
    RAAN 47.7411° 263.2212°
    Perigee Argument 14.2675° 92.1382°
    Mean Anomaly (M) 346.0201° 268.9107°
    Apogee 826.528 km 803.388 km
    Perigee 736.782 km 687.722 km
    Orbit Epoch 2026-10-24T05:52:54+0000 2026-10-23T19:52:23+0000

    PEGASUS R/B & AMSAT ECHO Collision Probability (Pc) Trend

    PEGASUS R/B & AMSAT ECHO Collision Probability (Pc) TrendNot Available

    PEGASUS R/B & AMSAT ECHO Miss Distance (Miss Distance) Trend

    PEGASUS R/B & AMSAT ECHO Miss Distance (Miss Distance) TrendNot Available

    PEGASUS R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    AMSAT ECHOMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PEGASUS R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    AMSAT ECHOCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PEGASUS R/B

    No nearby objects data