Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.898524E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T15:29:36+0800
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    1 Object 1

    AOE ID 42410
    NORAD ID 42410
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    Name DAQI 1
    AOE ID 52257
    NORAD ID 52257
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NOAA 16 DEB DAQI 1
    Time of Closest Approach 2026-09-15T01:16:36+0000
    Collision Probability (Pc) 8.898524E-6
    Conjunction Distance (km) 1.361 km
    Relative Speed (km/s) 13.877 km/s
    Conjunction Risk Parameters R (Radial): 0.931 | I (In-track): -0.387 | C (Cross-track): 0.914
    Collision Risk Index (CRI) 0.54
    X Position (km) -2273.396 -2273.127
    Position Y (km) -1578.802 -1579.822
    Position Z (km) -6520.809 -6521.667
    Velocity X (km/s) 3.524 -6.828
    Velocity Y (km/s) 6.034 -1.433
    Velocity Z (km/s) -2.712 2.731

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB DAQI 1
    Semimajor Axis (a) 7082.631 km 7078.683 km
    Eccentricity (e) 0.002854 0.000373
    Inclination (i) 98.8293° 98.1520°
    RAAN 55.0463° 193.9994°
    Perigee Argument 178.8741° 0.9979°
    Mean Anomaly (M) 181.2525° 359.1227°
    Apogee 724.711 km 703.183 km
    Perigee 684.277 km 697.909 km
    Orbit Epoch 2026-09-13T21:45:38+0000 2026-09-13T23:13:55+0000

    NOAA 16 DEB & DAQI 1 Collision Probability (Pc) Trend

    NOAA 16 DEB & DAQI 1 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & DAQI 1 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & DAQI 1 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    DAQI 1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    DAQI 1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data