Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.636711E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-26T16:52:51+0800
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    1 Object 1

    AOE ID 27652
    NORAD ID 27652
    Object Type ROCKET BODY
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55781
    NORAD ID 55781
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter PEGASUS R/B STARLINK-5820
    Time of Closest Approach 2026-09-26T16:39:13+0000
    Collision Probability (Pc) 4.636711E-6
    Conjunction Distance (km) 1.62 km
    Relative Speed (km/s) 12.314 km/s
    Conjunction Risk Parameters R (Radial): -1.123 | I (In-track): 0.674 | C (Cross-track): -0.95
    Collision Risk Index (CRI) 0.48
    X Position (km) 1043.026 1044.315
    Position Y (km) 6767.759 6768.733
    Position Z (km) 1192.238 1192.133
    Velocity X (km/s) -5.698 -2.784
    Velocity Y (km/s) 1.722 -0.81
    Velocity Z (km/s) -4.696 6.997

    Orbital Parameters 国际轨道数据源

    Parameter PEGASUS R/B STARLINK-5820
    Semimajor Axis (a) 6960.920 km 6950.180 km
    Eccentricity (e) 0.001776 0.000264
    Inclination (i) 40.0015° 69.9988°
    RAAN 276.7770° 79.9547°
    Perigee Argument 112.1614° 263.7864°
    Mean Anomaly (M) 248.1064° 96.2994°
    Apogee 595.145 km 573.882 km
    Perigee 570.421 km 570.204 km
    Orbit Epoch 2026-09-26T01:29:35+0000 2026-09-25T18:10:33+0000

    PEGASUS R/B & STARLINK-5820 Collision Probability (Pc) Trend

    PEGASUS R/B & STARLINK-5820 Collision Probability (Pc) TrendNot Available

    PEGASUS R/B & STARLINK-5820 Miss Distance (Miss Distance) Trend

    PEGASUS R/B & STARLINK-5820 Miss Distance (Miss Distance) TrendNot Available

    PEGASUS R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5820Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PEGASUS R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5820Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PEGASUS R/B

    No nearby objects data