Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.161522E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T01:56:45+0800
    View CDM
    Download CDM 1.0

    1 Object 1

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

    2 Object 2

    AOE ID 57825
    NORAD ID 57825
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter PEGASUS R/B STARLINK-30377
    Time of Closest Approach 2026-09-13T00:00:05+0000
    Collision Probability (Pc) 1.161522E-6
    Conjunction Distance (km) 2.526 km
    Relative Speed (km/s) 7.544 km/s
    Conjunction Risk Parameters R (Radial): 2.519 | I (In-track): -0.168 | C (Cross-track): 0.102
    Collision Risk Index (CRI) 0.36
    X Position (km) 3824.229 3822.808
    Position Y (km) 5214.798 5212.974
    Position Z (km) 2292.78 2291.764
    Velocity X (km/s) 2.399 -3.818
    Velocity Y (km/s) 1.384 4.8
    Velocity Z (km/s) -7.1 -4.534

    Orbital Parameters 国际轨道数据源

    Parameter PEGASUS R/B STARLINK-30377
    Semimajor Axis (a) 6855.028 km 6861.207 km
    Eccentricity (e) 0.001188 0.000135
    Inclination (i) 97.9365° 43.0004°
    RAAN 230.0420° 259.9559°
    Perigee Argument 26.0926° 270.9579°
    Mean Anomaly (M) 334.0909° 89.1118°
    Apogee 485.033 km 483.997 km
    Perigee 468.749 km 482.143 km
    Orbit Epoch 2026-09-12T04:27:51+0000 2026-09-12T07:39:09+0000

    PEGASUS R/B & STARLINK-30377 Collision Probability (Pc) Trend

    PEGASUS R/B & STARLINK-30377 Collision Probability (Pc) TrendNot Available

    PEGASUS R/B & STARLINK-30377 Miss Distance (Miss Distance) Trend

    PEGASUS R/B & STARLINK-30377 Miss Distance (Miss Distance) TrendNot Available

    PEGASUS R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30377Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PEGASUS R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30377Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PEGASUS R/B

    No nearby objects data