Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    9.083761E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T15:39:24+0800
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    1 Object 1

    AOE ID 40028
    NORAD ID 40028
    Object Type PAYLOAD
    Country
    SG SG
    VS

    2 Object 2

    AOE ID 58143
    NORAD ID 58143
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter POPSAT HIP 1 YAOGAN-39 04B
    Time of Closest Approach 2026-09-07T01:48:51+0000
    Collision Probability (Pc) 9.083761E-5
    Conjunction Distance (km) 0.615 km
    Relative Speed (km/s) 9.211 km/s
    Conjunction Risk Parameters R (Radial): 0.446 | I (In-track): 0.335 | C (Cross-track): -0.258
    Collision Risk Index (CRI) 0.74
    X Position (km) -818.591 -818.422
    Position Y (km) -6151.938 -6152.202
    Position Z (km) 3005.993 3006.52
    Velocity X (km/s) -0.747 7.042
    Velocity Y (km/s) 3.408 0.452
    Velocity Z (km/s) 6.757 2.83

    Orbital Parameters 国际轨道数据源

    Parameter POPSAT HIP 1 YAOGAN-39 04B
    Semimajor Axis (a) 6895.715 km 6894.264 km
    Eccentricity (e) 0.000485 0.001019
    Inclination (i) 98.1006° 34.9929°
    RAAN 264.1184° 231.7700°
    Perigee Argument 286.6568° 205.6053°
    Mean Anomaly (M) 73.4131° 154.4156°
    Apogee 520.922 km 523.154 km
    Perigee 514.234 km 509.100 km
    Orbit Epoch 2026-09-04T23:00:45+0000 2026-09-04T23:02:25+0000

    POPSAT HIP 1 & YAOGAN-39 04B Collision Probability (Pc) Trend

    POPSAT HIP 1 & YAOGAN-39 04B Collision Probability (Pc) TrendNot Available

    POPSAT HIP 1 & YAOGAN-39 04B Miss Distance (Miss Distance) Trend

    POPSAT HIP 1 & YAOGAN-39 04B Miss Distance (Miss Distance) TrendNot Available

    POPSAT HIP 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-39 04BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    POPSAT HIP 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-39 04BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with POPSAT HIP 1

    No nearby objects data