Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.352897E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T02:01:50+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 66733
    NORAD ID 66733
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NOAA 16 DEB FLOCK 4H 30
    Time of Closest Approach 2026-10-20T21:22:56+0000
    Collision Probability (Pc) 1.352897E-6
    Conjunction Distance (km) 2.948 km
    Relative Speed (km/s) 14.514 km/s
    Conjunction Risk Parameters R (Radial): 2.923 | I (In-track): 0.12 | C (Cross-track): 0.364
    Collision Risk Index (CRI) 0.38
    X Position (km) -3227.633 -3228.944
    Position Y (km) 482.246 482.828
    Position Z (km) -6060.784 -6063.359
    Velocity X (km/s) -5.905 6.674
    Velocity Y (km/s) 3.361 1.094
    Velocity Z (km/s) 3.408 -3.466

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB FLOCK 4H 30
    Semimajor Axis (a) 6878.479 km 6880.297 km
    Eccentricity (e) 0.000668 0.000273
    Inclination (i) 98.7905° 97.4120°
    RAAN 152.6649° 3.7595°
    Perigee Argument 224.2601° 308.3095°
    Mean Anomaly (M) 135.8097° 51.7896°
    Apogee 504.937 km 504.035 km
    Perigee 495.747 km 500.285 km
    Orbit Epoch 2026-10-19T01:28:47+0000 2026-10-19T03:16:25+0000

    NOAA 16 DEB & FLOCK 4H 30 Collision Probability (Pc) Trend

    NOAA 16 DEB & FLOCK 4H 30 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & FLOCK 4H 30 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & FLOCK 4H 30 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4H 30Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4H 30Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data