Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.440701E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T06:47:59+0800
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    1 Object 1

    AOE ID 42348
    NORAD ID 42348
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 61561
    NORAD ID 61561
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NOAA 16 DEB QIANFAN-28
    Time of Closest Approach 2026-10-25T03:54:33+0000
    Collision Probability (Pc) 4.440701E-6
    Conjunction Distance (km) 1.64 km
    Relative Speed (km/s) 12.251 km/s
    Conjunction Risk Parameters R (Radial): -1.526 | I (In-track): -0.349 | C (Cross-track): 0.488
    Collision Risk Index (CRI) 0.48
    X Position (km) 946.721 945.948
    Position Y (km) 628.283 628.32
    Position Z (km) -7091.552 -7090.105
    Velocity X (km/s) 2.497 5.624
    Velocity Y (km/s) -7.024 4.73
    Velocity Z (km/s) -0.285 1.174

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB QIANFAN-28
    Semimajor Axis (a) 7214.264 km 7174.787 km
    Eccentricity (e) 0.005510 0.000603
    Inclination (i) 98.8181° 88.9914°
    RAAN 288.3366° 40.0114°
    Perigee Argument 275.8192° 347.7845°
    Mean Anomaly (M) 83.6703° 12.3202°
    Apogee 875.877 km 800.976 km
    Perigee 796.377 km 792.324 km
    Orbit Epoch 2026-10-24T06:18:27+0000 2026-10-24T06:25:58+0000

    NOAA 16 DEB & QIANFAN-28 Collision Probability (Pc) Trend

    NOAA 16 DEB & QIANFAN-28 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & QIANFAN-28 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & QIANFAN-28 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-28Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-28Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data