Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.111625E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:09:15+0800
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    1 Object 1

    AOE ID 41419
    NORAD ID 41419
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 68932
    NORAD ID 68932
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NOAA 16 DEB KUIPER-00420
    Time of Closest Approach 2026-09-16T13:29:03+0000
    Collision Probability (Pc) 4.111625E-6
    Conjunction Distance (km) 1.537 km
    Relative Speed (km/s) 8.045 km/s
    Conjunction Risk Parameters R (Radial): -1.033 | I (In-track): 0.962 | C (Cross-track): 0.608
    Collision Risk Index (CRI) 0.47
    X Position (km) -4039.064 -4037.696
    Position Y (km) -3608.252 -3607.572
    Position Z (km) -4455.319 -4455.483
    Velocity X (km/s) 2.494 6.158
    Velocity Y (km/s) 4.238 -2.574
    Velocity Z (km/s) -5.709 -3.5

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB KUIPER-00420
    Semimajor Axis (a) 7006.848 km 7007.677 km
    Eccentricity (e) 0.000990 0.000050
    Inclination (i) 98.8359° 51.9017°
    RAAN 47.8184° 9.8277°
    Perigee Argument 133.3529° 106.7078°
    Mean Anomaly (M) 226.8507° 253.3939°
    Apogee 635.648 km 629.889 km
    Perigee 621.774 km 629.191 km
    Orbit Epoch 2026-09-15T08:54:55+0000 2026-09-14T16:40:23+0000

    NOAA 16 DEB & KUIPER-00420 Collision Probability (Pc) Trend

    NOAA 16 DEB & KUIPER-00420 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & KUIPER-00420 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & KUIPER-00420 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00420Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00420Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data