Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.068056E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T13:15:30+0800
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    1 Object 1

    AOE ID 24907
    NORAD ID 24907
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 41153
    NORAD ID 41153
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter IRIDIUM 22 NOAA 16 DEB
    Time of Closest Approach 2026-10-28T19:47:16+0000
    Collision Probability (Pc) 3.068056E-6
    Conjunction Distance (km) 1.94 km
    Relative Speed (km/s) 14.566 km/s
    Conjunction Risk Parameters R (Radial): -0.151 | I (In-track): 0.404 | C (Cross-track): -1.89
    Collision Risk Index (CRI) 0.45
    X Position (km) -289.821 -287.976
    Position Y (km) 1705.799 1705.206
    Position Z (km) -6945.572 -6945.638
    Velocity X (km/s) -0.744 3.719
    Velocity Y (km/s) -7.208 6.299
    Velocity Z (km/s) -1.74 1.391

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 22 NOAA 16 DEB
    Semimajor Axis (a) 7148.855 km 7138.494 km
    Eccentricity (e) 0.000222 0.001696
    Inclination (i) 86.3918° 98.7972°
    RAAN 265.7517° 58.2895°
    Perigee Argument 91.7084° 118.3998°
    Mean Anomaly (M) 268.4368° 241.8901°
    Apogee 772.308 km 772.464 km
    Perigee 769.128 km 748.250 km
    Orbit Epoch 2026-10-26T23:07:31+0000 2026-10-26T01:25:31+0000

    IRIDIUM 22 & NOAA 16 DEB Collision Probability (Pc) Trend

    IRIDIUM 22 & NOAA 16 DEB Collision Probability (Pc) TrendNot Available

    IRIDIUM 22 & NOAA 16 DEB Miss Distance (Miss Distance) Trend

    IRIDIUM 22 & NOAA 16 DEB Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 22Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 22Collision Probability Trend

    Object 1 Probability TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 22

    No nearby objects data