Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.100312E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T22:31:25+0800
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    1 Object 1

    Name HJ-2F
    AOE ID 57519
    NORAD ID 57519
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 68468
    NORAD ID 68468
    Object Type PAYLOAD
    Country
    TBD TBD

    Conjunction Constraints

    Parameter HJ-2F DB-BECON-2-VU
    Time of Closest Approach 2026-10-18T18:55:52+0000
    Collision Probability (Pc) 8.100312E-7
    Conjunction Distance (km) 2.972 km
    Relative Speed (km/s) 5.914 km/s
    Conjunction Risk Parameters R (Radial): 2.932 | I (In-track): 0.452 | C (Cross-track): -0.192
    Collision Risk Index (CRI) 0.33
    X Position (km) 969.05 968.622
    Position Y (km) 15.328 15.812
    Position Z (km) -6828.35 -6825.449
    Velocity X (km/s) 3.125 -2.727
    Velocity Y (km/s) -6.901 -7.075
    Velocity Z (km/s) 0.428 -0.398

    Orbital Parameters 国际轨道数据源

    Parameter HJ-2F DB-BECON-2-VU
    Semimajor Axis (a) 6882.853 km 6885.788 km
    Eccentricity (e) 0.000957 0.000685
    Inclination (i) 97.3898° 97.4700°
    RAAN 294.2822° 247.3673°
    Perigee Argument 96.5791° 10.3342°
    Mean Anomaly (M) 263.6533° 349.8032°
    Apogee 511.301 km 512.366 km
    Perigee 498.131 km 502.936 km
    Orbit Epoch 2026-10-18T06:40:35+0000 2026-10-17T14:53:24+0000

    HJ-2F & DB-BECON-2-VU Collision Probability (Pc) Trend

    HJ-2F & DB-BECON-2-VU Collision Probability (Pc) TrendNot Available

    HJ-2F & DB-BECON-2-VU Miss Distance (Miss Distance) Trend

    HJ-2F & DB-BECON-2-VU Miss Distance (Miss Distance) TrendNot Available

    HJ-2FMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    DB-BECON-2-VUMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HJ-2FCollision Probability Trend

    Object 1 Probability TrendNot Available

    DB-BECON-2-VUCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HJ-2F

    No nearby objects data