Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.666781E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T22:02:20+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 41158
    NORAD ID 41158
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 42806
    NORAD ID 42806
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NOAA 16 DEB IRIDIUM 115
    Time of Closest Approach 2026-10-22T16:10:05+0000
    Collision Probability (Pc) 2.666781E-6
    Conjunction Distance (km) 2.055 km
    Relative Speed (km/s) 14.766 km/s
    Conjunction Risk Parameters R (Radial): 2.05 | I (In-track): -0.011 | C (Cross-track): 0.149
    Collision Risk Index (CRI) 0.44
    X Position (km) -467.978 -467.968
    Position Y (km) -2341.619 -2342.264
    Position Z (km) -6720.925 -6722.876
    Velocity X (km/s) -2.195 0.002
    Velocity Y (km/s) 6.783 -7.049
    Velocity Z (km/s) -2.219 2.457

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB IRIDIUM 115
    Semimajor Axis (a) 7126.353 km 7125.819 km
    Eccentricity (e) 0.001070 0.000208
    Inclination (i) 98.9761° 86.4451°
    RAAN 104.3319° 268.9758°
    Perigee Argument 172.5433° 89.8165°
    Mean Anomaly (M) 187.5917° 270.3275°
    Apogee 755.844 km 749.167 km
    Perigee 740.588 km 746.197 km
    Orbit Epoch 2026-10-21T22:21:43+0000 2026-10-22T04:50:53+0000

    NOAA 16 DEB & IRIDIUM 115 Collision Probability (Pc) Trend

    NOAA 16 DEB & IRIDIUM 115 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & IRIDIUM 115 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & IRIDIUM 115 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 115Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 115Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data