Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.938136E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T03:57:33+0800
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    1 Object 1

    Name M-SEL
    AOE ID 63231
    NORAD ID 63231
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67297
    NORAD ID 67297
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter M-SEL OBJECT BB
    Time of Closest Approach 2026-09-04T22:22:34+0000
    Collision Probability (Pc) 2.938136E-6
    Conjunction Distance (km) 1.99 km
    Relative Speed (km/s) 15.121 km/s
    Conjunction Risk Parameters R (Radial): -1.933 | I (In-track): 0.044 | C (Cross-track): 0.466
    Collision Risk Index (CRI) 0.44
    X Position (km) 5332.907 5334.7
    Position Y (km) -4258.332 -4259.166
    Position Z (km) 722.781 723.002
    Velocity X (km/s) 0.014 -1.249
    Velocity Y (km/s) -1.27 -0.263
    Velocity Z (km/s) -7.518 7.516

    Orbital Parameters 国际轨道数据源

    Parameter M-SEL OBJECT BB
    Semimajor Axis (a) 6862.231 km 6864.165 km
    Eccentricity (e) 0.000330 0.000965
    Inclination (i) 97.3793° 97.3880°
    RAAN 139.3437° 321.4048°
    Perigee Argument 214.1994° 82.8784°
    Mean Anomaly (M) 145.9033° 277.3551°
    Apogee 486.362 km 492.650 km
    Perigee 481.826 km 479.406 km
    Orbit Epoch 2026-09-03T15:44:26+0000 2026-09-04T03:28:19+0000

    M-SEL & OBJECT BB Collision Probability (Pc) Trend

    M-SEL & OBJECT BB Collision Probability (Pc) TrendNot Available

    M-SEL & OBJECT BB Miss Distance (Miss Distance) Trend

    M-SEL & OBJECT BB Miss Distance (Miss Distance) TrendNot Available

    M-SELMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT BBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    M-SELCollision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT BBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with M-SEL

    No nearby objects data