Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.085072E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T01:45:26+0800
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    1 Object 1

    AOE ID 17998
    NORAD ID 17998
    Object Type ROCKET BODY
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 40261
    NORAD ID 40261
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter ATLAS H R/B SJ-11-07
    Time of Closest Approach 2026-10-13T18:40:49+0000
    Collision Probability (Pc) 1.085072E-5
    Conjunction Distance (km) 1.192 km
    Relative Speed (km/s) 9.574 km/s
    Conjunction Risk Parameters R (Radial): -0.795 | I (In-track): 0.663 | C (Cross-track): 0.589
    Collision Risk Index (CRI) 0.56
    X Position (km) 3342.516 3341.584
    Position Y (km) -1301.564 -1300.87
    Position Z (km) 6070.75 6070.487
    Velocity X (km/s) -0.603 -6.556
    Velocity Y (km/s) 7.534 0.348
    Velocity Z (km/s) 1.528 3.666

    Orbital Parameters 国际轨道数据源

    Parameter ATLAS H R/B SJ-11-07
    Semimajor Axis (a) 7444.619 km 7058.976 km
    Eccentricity (e) 0.069639 0.001156
    Inclination (i) 63.3192° 97.9832°
    RAAN 284.3308° 351.0707°
    Perigee Argument 119.0468° 135.4818°
    Mean Anomaly (M) 248.2152° 224.7316°
    Apogee 1584.920 km 689.000 km
    Perigee 548.044 km 672.678 km
    Orbit Epoch 2026-10-12T06:48:29+0000 2026-10-12T07:57:16+0000

    ATLAS H R/B & SJ-11-07 Collision Probability (Pc) Trend

    ATLAS H R/B & SJ-11-07 Collision Probability (Pc) TrendNot Available

    ATLAS H R/B & SJ-11-07 Miss Distance (Miss Distance) Trend

    ATLAS H R/B & SJ-11-07 Miss Distance (Miss Distance) TrendNot Available

    ATLAS H R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SJ-11-07Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ATLAS H R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    SJ-11-07Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ATLAS H R/B

    No nearby objects data