Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    8.441955E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T00:12:32+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) 8.441955E-5
    Conjunction Distance (km) 0.692 km
    Relative Speed (km/s) 13.809 km/s
    Conjunction Risk Parameters R (Radial): -0.675 | I (In-track): -0.062 | C (Cross-track): -0.138
    Collision Risk Index (CRI) 0.74
    X Position (km) -71.138 -71.283
    Position Y (km) -218.244 -218.234
    Position Z (km) -7445.037 -7444.36
    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) 7460.948 km 7446.627 km
    Eccentricity (e) 0.003341 0.001224
    Inclination (i) 89.9228° 88.9624°
    RAAN 69.4520° 288.0691°
    Perigee Argument 309.9687° 323.2177°
    Mean Anomaly (M) 77.8046° 36.8133°
    Apogee 1107.740 km 1077.608 km
    Perigee 1057.882 km 1059.372 km
    Orbit Epoch 2026-10-17T08:13:14+0000 2026-10-17T06:23:49+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