Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.102357E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:11:22+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) 7.102357E-6
    Conjunction Distance (km) 1.473 km
    Relative Speed (km/s) 14.742 km/s
    Conjunction Risk Parameters R (Radial): -1.149 | I (In-track): -0.129 | C (Cross-track): 0.911
    Collision Risk Index (CRI) 0.52
    X Position (km) 6680.74 6682.018
    Position Y (km) 1506.27 1505.615
    Position Z (km) -2085.474 -2085.798
    Velocity X (km/s) 2.361 -1.839
    Velocity Y (km/s) -0.69 -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) 7159.380 km 7155.877 km
    Eccentricity (e) 0.001676 0.000150
    Inclination (i) 98.7933° 98.4591°
    RAAN 7.7398° 193.8247°
    Perigee Argument 285.4667° 253.8958°
    Mean Anomaly (M) 74.4666° 106.2062°
    Apogee 793.240 km 778.812 km
    Perigee 769.246 km 776.668 km
    Orbit Epoch 2026-09-10T06:24:41+0000 2026-09-10T23:52:22+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