Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.401649E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-04T00:52:53+0800
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    1 Object 1

    AOE ID 24948
    NORAD ID 24948
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 41152
    NORAD ID 41152
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter IRIDIUM 28 NOAA 16 DEB
    Time of Closest Approach 2026-11-04T13:27:38+0000
    Collision Probability (Pc) 1.401649E-6
    Conjunction Distance (km) 2.852 km
    Relative Speed (km/s) 14.334 km/s
    Conjunction Risk Parameters R (Radial): 2.791 | I (In-track): 0.163 | C (Cross-track): -0.563
    Collision Risk Index (CRI) 0.38
    X Position (km) -861.304 -861.058
    Position Y (km) 1147.854 1148.333
    Position Z (km) -7007.289 -7010.09
    Velocity X (km/s) 2.29 1.764
    Velocity Y (km/s) -6.95 7.175
    Velocity Z (km/s) -1.421 0.955

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 28 NOAA 16 DEB
    Semimajor Axis (a) 7144.037 km 7141.389 km
    Eccentricity (e) 0.000183 0.001118
    Inclination (i) 86.3912° 98.8467°
    RAAN 289.7177° 75.3516°
    Perigee Argument 100.3477° 133.9632°
    Mean Anomaly (M) 259.7927° 226.2478°
    Apogee 767.206 km 771.234 km
    Perigee 764.594 km 755.270 km
    Orbit Epoch 2026-11-02T16:49:53+0000 2026-11-02T15:06:17+0000

    IRIDIUM 28 & NOAA 16 DEB Collision Probability (Pc) Trend

    IRIDIUM 28 & NOAA 16 DEB Collision Probability (Pc) TrendNot Available

    IRIDIUM 28 & NOAA 16 DEB Miss Distance (Miss Distance) Trend

    IRIDIUM 28 & NOAA 16 DEB Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 28Miss 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 28Collision Probability Trend

    Object 1 Probability TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 28

    No nearby objects data