Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.512064E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T15:53:52+0800
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    1 Object 1

    AOE ID 49003
    NORAD ID 49003
    Object Type UNKNOWN
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 58297
    NORAD ID 58297
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OBJECT A UMBRA-07
    Time of Closest Approach 2026-09-14T15:46:08+0000
    Collision Probability (Pc) 3.512064E-6
    Conjunction Distance (km) 1.313 km
    Relative Speed (km/s) 2.887 km/s
    Conjunction Risk Parameters R (Radial): 1.308 | I (In-track): 0.112 | C (Cross-track): -0.021
    Collision Risk Index (CRI) 0.46
    X Position (km) -536.247 -536.437
    Position Y (km) -738.179 -738.248
    Position Z (km) 6840.629 6841.926
    Velocity X (km/s) -6.711 -4.913
    Velocity Y (km/s) 3.565 5.791
    Velocity Z (km/s) -0.143 0.237

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT A UMBRA-07
    Semimajor Axis (a) 6914.214 km 6912.904 km
    Eccentricity (e) 0.000826 0.000460
    Inclination (i) 97.5160° 97.3717°
    RAAN 329.4850° 307.2601°
    Perigee Argument 115.7858° 125.7759°
    Mean Anomaly (M) 244.4225° 234.3899°
    Apogee 541.792 km 537.945 km
    Perigee 530.362 km 531.589 km
    Orbit Epoch 2026-09-11T22:09:45+0000 2026-09-11T17:25:28+0000

    OBJECT A & UMBRA-07 Collision Probability (Pc) Trend

    OBJECT A & UMBRA-07 Collision Probability (Pc) TrendNot Available

    OBJECT A & UMBRA-07 Miss Distance (Miss Distance) Trend

    OBJECT A & UMBRA-07 Miss Distance (Miss Distance) TrendNot Available

    OBJECT AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    UMBRA-07Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT ACollision Probability Trend

    Object 1 Probability TrendNot Available

    UMBRA-07Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT A

    No nearby objects data