Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.156056E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:06:14+0800
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    1 Object 1

    AOE ID 41073
    NORAD ID 41073
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 45721
    NORAD ID 45721
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NOAA 16 DEB HAIYANG 1D
    Time of Closest Approach 2026-09-12T11:57:02+0000
    Collision Probability (Pc) 5.156056E-6
    Conjunction Distance (km) 1.627 km
    Relative Speed (km/s) 14.742 km/s
    Conjunction Risk Parameters R (Radial): 1.109 | I (In-track): 0.194 | C (Cross-track): 1.174
    Collision Risk Index (CRI) 0.49
    X Position (km) 6680.469 6681.766
    Position Y (km) 1506.379 1505.452
    Position Z (km) -2086.368 -2086.688
    Velocity X (km/s) 2.362 -1.84
    Velocity Y (km/s) -0.689 -1.59
    Velocity Z (km/s) 7.047 -7.054

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB HAIYANG 1D
    Semimajor Axis (a) 7159.369 km 7155.873 km
    Eccentricity (e) 0.001680 0.000148
    Inclination (i) 98.7934° 98.4593°
    RAAN 8.6611° 194.0981°
    Perigee Argument 282.5798° 252.1754°
    Mean Anomaly (M) 77.3507° 107.9270°
    Apogee 793.257 km 778.793 km
    Perigee 769.207 km 776.679 km
    Orbit Epoch 2026-09-11T04:11:39+0000 2026-09-11T06:34:13+0000

    NOAA 16 DEB & HAIYANG 1D Collision Probability (Pc) Trend

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

    NOAA 16 DEB & HAIYANG 1D Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & HAIYANG 1D Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HAIYANG 1DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HAIYANG 1DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data