Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.552447E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-04T00:52:51+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 25477
    NORAD ID 25477
    Object Type PAYLOAD
    Country
    ORB ORB

    Conjunction Constraints

    Parameter IRIDIUM 28 ORBCOMM FM 23
    Time of Closest Approach 2026-11-04T16:13:57+0000
    Collision Probability (Pc) 1.552447E-6
    Conjunction Distance (km) 2.451 km
    Relative Speed (km/s) 11.319 km/s
    Conjunction Risk Parameters R (Radial): -2.286 | I (In-track): -0.573 | C (Cross-track): -0.669
    Collision Risk Index (CRI) 0.39
    X Position (km) -1384.672 -1383.444
    Position Y (km) 5003.127 5001.377
    Position Z (km) 4901.474 4900.278
    Velocity X (km/s) -1.989 -6.688
    Velocity Y (km/s) 4.76 -3.089
    Velocity Z (km/s) -5.407 1.259

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 28 ORBCOMM FM 23
    Semimajor Axis (a) 7144.037 km 7141.128 km
    Eccentricity (e) 0.000183 0.000432
    Inclination (i) 86.3912° 45.0090°
    RAAN 289.7177° 44.9056°
    Perigee Argument 100.3477° 217.3879°
    Mean Anomaly (M) 259.7927° 142.6670°
    Apogee 767.206 km 766.073 km
    Perigee 764.594 km 759.909 km
    Orbit Epoch 2026-11-02T16:49:53+0000 2026-11-02T12:12:53+0000

    IRIDIUM 28 & ORBCOMM FM 23 Collision Probability (Pc) Trend

    IRIDIUM 28 & ORBCOMM FM 23 Collision Probability (Pc) TrendNot Available

    IRIDIUM 28 & ORBCOMM FM 23 Miss Distance (Miss Distance) Trend

    IRIDIUM 28 & ORBCOMM FM 23 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 28Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ORBCOMM FM 23Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 28Collision Probability Trend

    Object 1 Probability TrendNot Available

    ORBCOMM FM 23Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 28

    No nearby objects data