Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    5.489863E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T04:20:14+0800
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    1 Object 1

    Name ALSAT 1
    AOE ID 27559
    NORAD ID 27559
    Object Type PAYLOAD
    Country
    DZ DZ
    ← VS →

    2 Object 2

    AOE ID 43262
    NORAD ID 43262
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter ALSAT 1 GAOFEN 1-04
    Time of Closest Approach 2026-10-25T12:30:55+0000
    Collision Probability (Pc) 5.489863E-5
    Conjunction Distance (km) 0.791 km
    Relative Speed (km/s) 13.277 km/s
    Conjunction Risk Parameters R (Radial): -0.593 | I (In-track): 0.253 | C (Cross-track): -0.456
    Collision Risk Index (CRI) 0.7
    X Position (km) 1883.275 1882.888
    Position Y (km) -924.56 -924.951
    Position Z (km) 6690.011 6689.444
    Velocity X (km/s) 4.068 -7.262
    Velocity Y (km/s) -6.023 -0.36
    Velocity Z (km/s) -1.987 1.991

    Orbital Parameters 国际轨道数据源

    Parameter ALSAT 1 GAOFEN 1-04
    Semimajor Axis (a) 7012.629 km 7018.696 km
    Eccentricity (e) 0.001876 0.000168
    Inclination (i) 98.2472° 98.0392°
    RAAN 124.7584° 359.3972°
    Perigee Argument 225.5906° 51.3481°
    Mean Anomaly (M) 134.3769° 308.7878°
    Apogee 647.649 km 641.735 km
    Perigee 621.335 km 639.383 km
    Orbit Epoch 2026-10-24T00:18:08+0000 2026-10-24T06:54:08+0000

    ALSAT 1 & GAOFEN 1-04 Collision Probability (Pc) Trend

    ALSAT 1 & GAOFEN 1-04 Collision Probability (Pc) TrendNot Available

    ALSAT 1 & GAOFEN 1-04 Miss Distance (Miss Distance) Trend

    ALSAT 1 & GAOFEN 1-04 Miss Distance (Miss Distance) TrendNot Available

    ALSAT 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GAOFEN 1-04Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ALSAT 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    GAOFEN 1-04Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ALSAT 1

    No nearby objects data