Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.398752E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T23:10:26+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 63166
    NORAD ID 63166
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter TRANSIT 5B-2 QIANFAN-80
    Time of Closest Approach 2026-10-23T02:40:22+0000
    Collision Probability (Pc) 1.398752E-6
    Conjunction Distance (km) 2.815 km
    Relative Speed (km/s) 13.842 km/s
    Conjunction Risk Parameters R (Radial): 1.316 | I (In-track): 0.816 | C (Cross-track): 2.351
    Collision Risk Index (CRI) 0.38
    X Position (km) -74.076 -71.602
    Position Y (km) -225.462 -225.566
    Position Z (km) -7442.074 -7443.412
    Velocity X (km/s) 2.573 2.156
    Velocity Y (km/s) 6.847 -6.982
    Velocity Z (km/s) -0.223 0.197

    Orbital Parameters 国际轨道数据源

    Parameter TRANSIT 5B-2 QIANFAN-80
    Semimajor Axis (a) 7460.945 km 7446.639 km
    Eccentricity (e) 0.003325 0.001209
    Inclination (i) 89.9234° 88.9625°
    RAAN 69.4217° 287.3263°
    Perigee Argument 298.0527° 316.3134°
    Mean Anomaly (M) 106.6436° 43.7059°
    Apogee 1107.619 km 1077.503 km
    Perigee 1057.997 km 1059.501 km
    Orbit Epoch 2026-10-21T06:46:58+0000 2026-10-21T06:40:20+0000

    TRANSIT 5B-2 & QIANFAN-80 Collision Probability (Pc) Trend

    TRANSIT 5B-2 & QIANFAN-80 Collision Probability (Pc) TrendNot Available

    TRANSIT 5B-2 & QIANFAN-80 Miss Distance (Miss Distance) Trend

    TRANSIT 5B-2 & QIANFAN-80 Miss Distance (Miss Distance) TrendNot Available

    TRANSIT 5B-2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-80Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TRANSIT 5B-2Collision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-80Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TRANSIT 5B-2

    No nearby objects data