Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.732964E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T00:06:49+0800
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    1 Object 1

    AOE ID 40701
    NORAD ID 40701
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 61747
    NORAD ID 61747
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter GAOFEN 8 POLYTECH UNIVERSE-4
    Time of Closest Approach 2026-10-29T11:19:48+0000
    Collision Probability (Pc) 6.732964E-7
    Conjunction Distance (km) 2.993 km
    Relative Speed (km/s) 4.233 km/s
    Conjunction Risk Parameters R (Radial): 2.575 | I (In-track): -1.465 | C (Cross-track): -0.422
    Collision Risk Index (CRI) 0.32
    X Position (km) 388.653 387.364
    Position Y (km) 836.502 837.33
    Position Z (km) 6716.793 6719.363
    Velocity X (km/s) 6.243 7.64
    Velocity Y (km/s) -4.448 -0.495
    Velocity Z (km/s) 0.195 -0.383

    Orbital Parameters 国际轨道数据源

    Parameter GAOFEN 8 POLYTECH UNIVERSE-4
    Semimajor Axis (a) 6793.173 km 6794.397 km
    Eccentricity (e) 0.000897 0.000868
    Inclination (i) 97.6783° 97.2757°
    RAAN 141.9776° 174.4251°
    Perigee Argument 75.5406° 143.5029°
    Mean Anomaly (M) 284.6839° 216.6816°
    Apogee 421.127 km 422.158 km
    Perigee 408.945 km 410.362 km
    Orbit Epoch 2026-10-27T06:17:30+0000 2026-10-27T06:15:28+0000

    GAOFEN 8 & POLYTECH UNIVERSE-4 Collision Probability (Pc) Trend

    GAOFEN 8 & POLYTECH UNIVERSE-4 Collision Probability (Pc) TrendNot Available

    GAOFEN 8 & POLYTECH UNIVERSE-4 Miss Distance (Miss Distance) Trend

    GAOFEN 8 & POLYTECH UNIVERSE-4 Miss Distance (Miss Distance) TrendNot Available

    GAOFEN 8Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    POLYTECH UNIVERSE-4Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GAOFEN 8Collision Probability Trend

    Object 1 Probability TrendNot Available

    POLYTECH UNIVERSE-4Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GAOFEN 8

    No nearby objects data