Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.68837E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:06:59+0800
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    1 Object 1

    AOE ID 39475
    NORAD ID 39475
    Object Type ROCKET BODY
    Country
    US US
    VS

    2 Object 2

    AOE ID 66398
    NORAD ID 66398
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ATLAS 5 CENTAUR R/B STARLINK-35642
    Time of Closest Approach 2026-09-04T04:25:52+0000
    Collision Probability (Pc) 1.68837E-6
    Conjunction Distance (km) 2.253 km
    Relative Speed (km/s) 9.881 km/s
    Conjunction Risk Parameters R (Radial): 1.446 | I (In-track): 1.321 | C (Cross-track): -1.112
    Collision Risk Index (CRI) 0.4
    X Position (km) 1236.356 1236.684
    Position Y (km) 5751.077 5753.178
    Position Z (km) -3499.033 -3498.291
    Velocity X (km/s) 5.085 -4.615
    Velocity Y (km/s) 2.095 3.848
    Velocity Z (km/s) 5.374 4.699

    Orbital Parameters 国际轨道数据源

    Parameter ATLAS 5 CENTAUR R/B STARLINK-35642
    Semimajor Axis (a) 6949.323 km 6840.823 km
    Eccentricity (e) 0.017836 0.000282
    Inclination (i) 120.4335° 53.1582°
    RAAN 50.4385° 114.9656°
    Perigee Argument 350.3381° 172.0142°
    Mean Anomaly (M) 9.4279° 188.0906°
    Apogee 695.131 km 464.613 km
    Perigee 447.241 km 460.759 km
    Orbit Epoch 2026-09-02T07:45:17+0000 2026-09-01T21:53:31+0000

    ATLAS 5 CENTAUR R/B & STARLINK-35642 Collision Probability (Pc) Trend

    ATLAS 5 CENTAUR R/B & STARLINK-35642 Collision Probability (Pc) TrendNot Available

    ATLAS 5 CENTAUR R/B & STARLINK-35642 Miss Distance (Miss Distance) Trend

    ATLAS 5 CENTAUR R/B & STARLINK-35642 Miss Distance (Miss Distance) TrendNot Available

    ATLAS 5 CENTAUR R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35642Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ATLAS 5 CENTAUR R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35642Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ATLAS 5 CENTAUR R/B

    No nearby objects data