Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.683857E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T23:26:51+0800
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    1 Object 1

    AOE ID 31305
    NORAD ID 31305
    Object Type ROCKET BODY
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57784
    NORAD ID 57784
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter PEGASUS R/B STARLINK-30388
    Time of Closest Approach 2026-10-27T21:31:56+0000
    Collision Probability (Pc) 1.683857E-6
    Conjunction Distance (km) 2.159 km
    Relative Speed (km/s) 8.448 km/s
    Conjunction Risk Parameters R (Radial): 0.849 | I (In-track): -1.651 | C (Cross-track): 1.1
    Collision Risk Index (CRI) 0.4
    X Position (km) 1390.045 1389.203
    Position Y (km) -5744.128 -5744.139
    Position Z (km) -3488.435 -3490.423
    Velocity X (km/s) -0.288 6.77
    Velocity Y (km/s) -4.004 -0.467
    Velocity Z (km/s) 6.473 3.466

    Orbital Parameters 国际轨道数据源

    Parameter PEGASUS R/B STARLINK-30388
    Semimajor Axis (a) 6853.148 km 6861.197 km
    Eccentricity (e) 0.000989 0.000090
    Inclination (i) 97.9435° 43.0218°
    RAAN 278.1130° 327.2738°
    Perigee Argument 210.6641° 259.4381°
    Mean Anomaly (M) 149.4022° 100.6370°
    Apogee 481.788 km 483.677 km
    Perigee 468.234 km 482.443 km
    Orbit Epoch 2026-10-27T04:24:16+0000 2026-10-27T02:54:41+0000

    PEGASUS R/B & STARLINK-30388 Collision Probability (Pc) Trend

    PEGASUS R/B & STARLINK-30388 Collision Probability (Pc) TrendNot Available

    PEGASUS R/B & STARLINK-30388 Miss Distance (Miss Distance) Trend

    PEGASUS R/B & STARLINK-30388 Miss Distance (Miss Distance) TrendNot Available

    PEGASUS R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30388Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PEGASUS R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30388Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PEGASUS R/B

    No nearby objects data