Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.214692E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T23:51:54+0800
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    1 Object 1

    AOE ID 48722
    NORAD ID 48722
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64806
    NORAD ID 64806
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NOAA 17 DEB STARLINK-34664
    Time of Closest Approach 2026-10-20T21:32:50+0000
    Collision Probability (Pc) 2.214692E-6
    Conjunction Distance (km) 1.895 km
    Relative Speed (km/s) 7.898 km/s
    Conjunction Risk Parameters R (Radial): 0.679 | I (In-track): 1.508 | C (Cross-track): -0.925
    Collision Risk Index (CRI) 0.42
    X Position (km) 2843.051 2842.285
    Position Y (km) -1821.804 -1820.824
    Position Z (km) 6069.504 6070.933
    Velocity X (km/s) -6.568 -1.083
    Velocity Y (km/s) 1.414 7.026
    Velocity Z (km/s) 3.491 2.61

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 17 DEB STARLINK-34664
    Semimajor Axis (a) 6946.679 km 6950.163 km
    Eccentricity (e) 0.000758 0.000402
    Inclination (i) 98.6875° 70.0006°
    RAAN 342.2471° 288.6522°
    Perigee Argument 225.9400° 269.9781°
    Mean Anomaly (M) 134.1197° 90.0917°
    Apogee 573.809 km 574.823 km
    Perigee 563.275 km 569.229 km
    Orbit Epoch 2026-10-19T22:50:59+0000 2026-10-20T00:24:50+0000

    NOAA 17 DEB & STARLINK-34664 Collision Probability (Pc) Trend

    NOAA 17 DEB & STARLINK-34664 Collision Probability (Pc) TrendNot Available

    NOAA 17 DEB & STARLINK-34664 Miss Distance (Miss Distance) Trend

    NOAA 17 DEB & STARLINK-34664 Miss Distance (Miss Distance) TrendNot Available

    NOAA 17 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34664Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 17 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34664Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 17 DEB

    No nearby objects data