Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.301737E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-23T10:11:03+0800
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    1 Object 1

    AOE ID 41267
    NORAD ID 41267
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 66706
    NORAD ID 66706
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NOAA 16 DEB FLOCK 4H 3
    Time of Closest Approach 2026-09-24T14:50:49+0000
    Collision Probability (Pc) 4.301737E-5
    Conjunction Distance (km) 0.867 km
    Relative Speed (km/s) 14.328 km/s
    Conjunction Risk Parameters R (Radial): 0.629 | I (In-track): 0.212 | C (Cross-track): -0.558
    Collision Risk Index (CRI) 0.68
    X Position (km) -2349.169 -2349.332
    Position Y (km) 1735.172 1734.552
    Position Z (km) -6242.089 -6241.507
    Velocity X (km/s) -3.533 6.646
    Velocity Y (km/s) 6.02 -2.03
    Velocity Z (km/s) 3.007 -3.065

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB FLOCK 4H 3
    Semimajor Axis (a) 6891.976 km 6881.072 km
    Eccentricity (e) 0.001071 0.000454
    Inclination (i) 98.7943° 97.4167°
    RAAN 121.6404° 337.3506°
    Perigee Argument 322.0051° 42.0981°
    Mean Anomaly (M) 38.0422° 318.0602°
    Apogee 521.221 km 506.058 km
    Perigee 506.457 km 499.812 km
    Orbit Epoch 2026-09-22T09:19:57+0000 2026-09-22T04:55:37+0000

    NOAA 16 DEB & FLOCK 4H 3 Collision Probability (Pc) Trend

    NOAA 16 DEB & FLOCK 4H 3 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & FLOCK 4H 3 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & FLOCK 4H 3 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4H 3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4H 3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data