Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.640468E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T22:15:08+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 55609
    NORAD ID 55609
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter PEGASUS R/B STARLINK-5719
    Time of Closest Approach 2026-09-12T16:06:32+0000
    Collision Probability (Pc) 1.640468E-6
    Conjunction Distance (km) 2.547 km
    Relative Speed (km/s) 13.946 km/s
    Conjunction Risk Parameters R (Radial): -1.635 | I (In-track): 0.793 | C (Cross-track): 1.784
    Collision Risk Index (CRI) 0.39
    X Position (km) 3434.654 3432.792
    Position Y (km) 4908.586 4908.778
    Position Z (km) 3338.902 3337.176
    Velocity X (km/s) 3.096 -6.399
    Velocity Y (km/s) 2.324 1.992
    Velocity Z (km/s) -6.566 3.642

    Orbital Parameters 国际轨道数据源

    Parameter PEGASUS R/B STARLINK-5719
    Semimajor Axis (a) 6855.063 km 6861.202 km
    Eccentricity (e) 0.001193 0.000098
    Inclination (i) 97.9362° 43.0040°
    RAAN 229.0644° 34.2546°
    Perigee Argument 29.1306° 268.9648°
    Mean Anomaly (M) 331.0596° 91.1091°
    Apogee 485.105 km 483.740 km
    Perigee 468.747 km 482.390 km
    Orbit Epoch 2026-09-11T06:29:04+0000 2026-09-09T20:25:55+0000

    PEGASUS R/B & STARLINK-5719 Collision Probability (Pc) Trend

    PEGASUS R/B & STARLINK-5719 Collision Probability (Pc) TrendNot Available

    PEGASUS R/B & STARLINK-5719 Miss Distance (Miss Distance) Trend

    PEGASUS R/B & STARLINK-5719 Miss Distance (Miss Distance) TrendNot Available

    PEGASUS R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5719Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PEGASUS R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5719Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PEGASUS R/B

    No nearby objects data