Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.050935E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T01:47:41+0800
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    1 Object 1

    AOE ID 41422
    NORAD ID 41422
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57793
    NORAD ID 57793
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NOAA 16 DEB TIANQI 22
    Time of Closest Approach 2026-10-20T22:41:21+0000
    Collision Probability (Pc) 1.050935E-6
    Conjunction Distance (km) 2.605 km
    Relative Speed (km/s) 6.901 km/s
    Conjunction Risk Parameters R (Radial): 0.424 | I (In-track): 2.279 | C (Cross-track): -1.189
    Collision Risk Index (CRI) 0.35
    X Position (km) 6426.493 6425.724
    Position Y (km) 798.059 798.76
    Position Z (km) 3110.461 3112.849
    Velocity X (km/s) -3.014 -2.901
    Velocity Y (km/s) -1.633 4.999
    Velocity Z (km/s) 6.61 4.707

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB TIANQI 22
    Semimajor Axis (a) 7175.709 km 7192.759 km
    Eccentricity (e) 0.001581 0.001205
    Inclination (i) 98.7021° 49.9703°
    RAAN 9.5472° 350.3753°
    Perigee Argument 176.6525° 333.1463°
    Mean Anomaly (M) 183.4765° 26.8824°
    Apogee 808.917 km 823.288 km
    Perigee 786.227 km 805.956 km
    Orbit Epoch 2026-10-19T04:32:04+0000 2026-10-19T06:04:59+0000

    NOAA 16 DEB & TIANQI 22 Collision Probability (Pc) Trend

    NOAA 16 DEB & TIANQI 22 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & TIANQI 22 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & TIANQI 22 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANQI 22Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANQI 22Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data