Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.8517E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T21:25:32+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

    Name ET-001A
    AOE ID 69925
    NORAD ID 69925
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter PEGASUS R/B ET-001A
    Time of Closest Approach 2026-09-12T07:52:15+0000
    Collision Probability (Pc) 2.8517E-6
    Conjunction Distance (km) 1.974 km
    Relative Speed (km/s) 13.966 km/s
    Conjunction Risk Parameters R (Radial): -0.721 | I (In-track): -0.711 | C (Cross-track): -1.693
    Collision Risk Index (CRI) 0.44
    X Position (km) -5891.278 -5890.178
    Position Y (km) 3093.907 3095.117
    Position Z (km) 2068.474 2067.369
    Velocity X (km/s) -4.019 2.467
    Velocity Y (km/s) -4.74 -0.091
    Velocity Z (km/s) -4.309 7.152

    Orbital Parameters 国际轨道数据源

    Parameter PEGASUS R/B ET-001A
    Semimajor Axis (a) 6961.016 km 6968.019 km
    Eccentricity (e) 0.001884 0.000702
    Inclination (i) 40.0033° 97.7435°
    RAAN 359.8479° 153.1169°
    Perigee Argument 2.5800° 303.4055°
    Mean Anomaly (M) 357.5086° 56.6492°
    Apogee 595.992 km 594.776 km
    Perigee 569.766 km 584.988 km
    Orbit Epoch 2026-09-11T07:08:31+0000 2026-09-10T17:10:43+0000

    PEGASUS R/B & ET-001A Collision Probability (Pc) Trend

    PEGASUS R/B & ET-001A Collision Probability (Pc) TrendNot Available

    PEGASUS R/B & ET-001A Miss Distance (Miss Distance) Trend

    PEGASUS R/B & ET-001A Miss Distance (Miss Distance) TrendNot Available

    PEGASUS R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ET-001AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PEGASUS R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    ET-001ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PEGASUS R/B

    No nearby objects data