Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.893447E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T17:16:08+0800
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    1 Object 1

    AOE ID 704
    NORAD ID 704
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63162
    NORAD ID 63162
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter TRANSIT 5B-2 QIANFAN-76
    Time of Closest Approach 2026-10-18T21:03:52+0000
    Collision Probability (Pc) 7.893447E-5
    Conjunction Distance (km) 0.708 km
    Relative Speed (km/s) 13.809 km/s
    Conjunction Risk Parameters R (Radial): -0.673 | I (In-track): -0.083 | C (Cross-track): -0.202
    Collision Risk Index (CRI) 0.73
    X Position (km) -71.102 -71.315
    Position Y (km) -218.148 -218.136
    Position Z (km) -7445.029 -7444.354
    Velocity X (km/s) 2.568 2.249
    Velocity Y (km/s) 6.847 -6.952
    Velocity Z (km/s) -0.21 0.189

    Orbital Parameters 国际轨道数据源

    Parameter TRANSIT 5B-2 QIANFAN-76
    Semimajor Axis (a) 7460.947 km 7446.627 km
    Eccentricity (e) 0.003340 0.001219
    Inclination (i) 89.9228° 88.9624°
    RAAN 69.4484° 287.9992°
    Perigee Argument 308.5374° 320.9653°
    Mean Anomaly (M) 210.1673° 39.0617°
    Apogee 1107.728 km 1077.567 km
    Perigee 1057.892 km 1059.413 km
    Orbit Epoch 2026-10-17T19:33:52+0000 2026-10-17T22:23:39+0000

    TRANSIT 5B-2 & QIANFAN-76 Collision Probability (Pc) Trend

    TRANSIT 5B-2 & QIANFAN-76 Collision Probability (Pc) TrendNot Available

    TRANSIT 5B-2 & QIANFAN-76 Miss Distance (Miss Distance) Trend

    TRANSIT 5B-2 & QIANFAN-76 Miss Distance (Miss Distance) TrendNot Available

    TRANSIT 5B-2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-76Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TRANSIT 5B-2Collision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-76Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TRANSIT 5B-2

    No nearby objects data