Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.584021E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T12:48:02+0800
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    1 Object 1

    AOE ID 42400
    NORAD ID 42400
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 60385
    NORAD ID 60385
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NOAA 16 DEB QIANFAN-7
    Time of Closest Approach 2026-10-23T09:27:32+0000
    Collision Probability (Pc) 1.584021E-6
    Conjunction Distance (km) 2.338 km
    Relative Speed (km/s) 10.078 km/s
    Conjunction Risk Parameters R (Radial): -1.258 | I (In-track): 1.452 | C (Cross-track): 1.333
    Collision Risk Index (CRI) 0.39
    X Position (km) 127.447 128.396
    Position Y (km) 1095.973 1094.085
    Position Z (km) -7113.139 -7112.139
    Velocity X (km/s) 7.068 -1.711
    Velocity Y (km/s) -2.274 -7.137
    Velocity Z (km/s) -0.211 -1.13

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB QIANFAN-7
    Semimajor Axis (a) 7183.173 km 7176.870 km
    Eccentricity (e) 0.002017 0.001758
    Inclination (i) 98.6390° 88.9760°
    RAAN 340.8989° 256.7312°
    Perigee Argument 33.5551° 85.5040°
    Mean Anomaly (M) 326.6902° 274.8163°
    Apogee 819.522 km 811.353 km
    Perigee 790.550 km 786.113 km
    Orbit Epoch 2026-10-22T08:37:45+0000 2026-10-22T22:08:56+0000

    NOAA 16 DEB & QIANFAN-7 Collision Probability (Pc) Trend

    NOAA 16 DEB & QIANFAN-7 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & QIANFAN-7 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & QIANFAN-7 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-7Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-7Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data