Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.981325E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T23:28:22+0800
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    1 Object 1

    Name HJ-1A
    AOE ID 33320
    NORAD ID 33320
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 58912
    NORAD ID 58912
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter HJ-1A GEESAT 2-08
    Time of Closest Approach 2026-10-29T04:44:26+0000
    Collision Probability (Pc) 1.981325E-6
    Conjunction Distance (km) 2.33 km
    Relative Speed (km/s) 14.453 km/s
    Conjunction Risk Parameters R (Radial): 2.289 | I (In-track): -0.132 | C (Cross-track): 0.419
    Collision Risk Index (CRI) 0.41
    X Position (km) 1752.7 1752.878
    Position Y (km) -6536.931 -6539.125
    Position Z (km) -1768.198 -1768.96
    Velocity X (km/s) -0.523 4.477
    Velocity Y (km/s) -2.076 2.67
    Velocity Z (km/s) 7.241 -5.462

    Orbital Parameters 国际轨道数据源

    Parameter HJ-1A GEESAT 2-08
    Semimajor Axis (a) 6994.134 km 6996.505 km
    Eccentricity (e) 0.002045 0.000403
    Inclination (i) 97.6838° 49.9887°
    RAAN 281.1073° 101.2431°
    Perigee Argument 66.2596° 132.4871°
    Mean Anomaly (M) 294.0762° 227.6408°
    Apogee 630.302 km 621.188 km
    Perigee 601.692 km 615.548 km
    Orbit Epoch 2026-10-27T05:53:07+0000 2026-10-27T06:34:50+0000

    HJ-1A & GEESAT 2-08 Collision Probability (Pc) Trend

    HJ-1A & GEESAT 2-08 Collision Probability (Pc) TrendNot Available

    HJ-1A & GEESAT 2-08 Miss Distance (Miss Distance) Trend

    HJ-1A & GEESAT 2-08 Miss Distance (Miss Distance) TrendNot Available

    HJ-1AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GEESAT 2-08Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HJ-1ACollision Probability Trend

    Object 1 Probability TrendNot Available

    GEESAT 2-08Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HJ-1A

    No nearby objects data