Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.56817E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T21:19:33+0800
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    1 Object 1

    AOE ID 57988
    NORAD ID 57988
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

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

    Conjunction Constraints

    Parameter YAOGAN-39 03B UMBRA-07
    Time of Closest Approach 2026-10-20T06:45:00+0000
    Collision Probability (Pc) 1.56817E-6
    Conjunction Distance (km) 2.493 km
    Relative Speed (km/s) 12.135 km/s
    Conjunction Risk Parameters R (Radial): -2.146 | I (In-track): 0.753 | C (Cross-track): -1.02
    Collision Risk Index (CRI) 0.39
    X Position (km) 5334.428 5336.247
    Position Y (km) -2013.178 -2014.818
    Position Z (km) 3894.117 3894.583
    Velocity X (km/s) 3.152 -4.385
    Velocity Y (km/s) 6.862 0.395
    Velocity Z (km/s) -0.778 6.194

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN-39 03B UMBRA-07
    Semimajor Axis (a) 6892.635 km 6911.249 km
    Eccentricity (e) 0.002758 0.000333
    Inclination (i) 34.9893° 97.3662°
    RAAN 243.1347° 343.0371°
    Perigee Argument 255.6656° 41.2169°
    Mean Anomaly (M) 104.0994° 318.9312°
    Apogee 533.508 km 535.412 km
    Perigee 495.488 km 530.812 km
    Orbit Epoch 2026-10-19T06:37:08+0000 2026-10-18T21:13:17+0000

    YAOGAN-39 03B & UMBRA-07 Collision Probability (Pc) Trend

    YAOGAN-39 03B & UMBRA-07 Collision Probability (Pc) TrendNot Available

    YAOGAN-39 03B & UMBRA-07 Miss Distance (Miss Distance) Trend

    YAOGAN-39 03B & UMBRA-07 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN-39 03BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    UMBRA-07Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN-39 03BCollision Probability Trend

    Object 1 Probability TrendNot Available

    UMBRA-07Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN-39 03B

    No nearby objects data