Conjunction Event Detail

    Extreme Risk
    Extreme collision probability. Maneuver strongly recommended for primary asset.
    1.726437E-3
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T08:19:17+0800
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    1 Object 1

    AOE ID 48274
    NORAD ID 48274
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 53239
    NORAD ID 53239
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter CSS (TIANHE-1) CSS (WENTIAN)
    Time of Closest Approach 2026-09-12T07:08:40+0000
    Collision Probability (Pc) 1.726437E-3
    Conjunction Distance (km) 0.003 km
    Relative Speed (km/s) 0.001 km/s
    Conjunction Risk Parameters R (Radial): -0.001 | I (In-track): 0.001 | C (Cross-track): -0.001
    Collision Risk Index (CRI) 1
    X Position (km) -1122.843 -1122.844
    Position Y (km) -5012.301 -5012.301
    Position Z (km) 4396.807 4396.81
    Velocity X (km/s) 7.216 7.216
    Velocity Y (km/s) -2.451 -2.451
    Velocity Z (km/s) -0.949 -0.949

    Orbital Parameters 国际轨道数据源

    Parameter CSS (TIANHE-1) CSS (WENTIAN)
    Semimajor Axis (a) 6766.295 km 6766.337 km
    Eccentricity (e) 0.000260 0.000259
    Inclination (i) 41.4683° 41.4684°
    RAAN 156.3611° 158.6957°
    Perigee Argument 271.9652° 270.6584°
    Mean Anomaly (M) 88.0889° 89.3958°
    Apogee 389.916 km 389.956 km
    Perigee 386.400 km 386.444 km
    Orbit Epoch 2026-09-11T18:25:18+0000 2026-09-11T09:12:07+0000

    CSS (TIANHE-1) & CSS (WENTIAN) Collision Probability (Pc) Trend

    CSS (TIANHE-1) & CSS (WENTIAN) Collision Probability (Pc) TrendNot Available

    CSS (TIANHE-1) & CSS (WENTIAN) Miss Distance (Miss Distance) Trend

    CSS (TIANHE-1) & CSS (WENTIAN) Miss Distance (Miss Distance) TrendNot Available

    CSS (TIANHE-1)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CSS (WENTIAN)Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CSS (TIANHE-1)Collision Probability Trend

    Object 1 Probability TrendNot Available

    CSS (WENTIAN)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CSS (TIANHE-1)

    No nearby objects data