Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.917246E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T05:48:06+0800
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    1 Object 1

    AOE ID 25112
    NORAD ID 25112
    Object Type PAYLOAD
    Country
    ORB ORB
    VS

    2 Object 2

    AOE ID 35480
    NORAD ID 35480
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter ORBCOMM FM 8 IRIDIUM 33 DEB
    Time of Closest Approach 2026-09-12T13:48:02+0000
    Collision Probability (Pc) 2.917246E-6
    Conjunction Distance (km) 1.815 km
    Relative Speed (km/s) 10.148 km/s
    Conjunction Risk Parameters R (Radial): -1.324 | I (In-track): -0.905 | C (Cross-track): 0.848
    Collision Risk Index (CRI) 0.44
    X Position (km) 663.53 664.232
    Position Y (km) 4979.774 4978.136
    Position Z (km) 5022.87 5022.528
    Velocity X (km/s) -7.432 0.029
    Velocity Y (km/s) 0.952 5.319
    Velocity Z (km/s) 0.042 -5.271

    Orbital Parameters 国际轨道数据源

    Parameter ORBCOMM FM 8 IRIDIUM 33 DEB
    Semimajor Axis (a) 7112.198 km 7100.866 km
    Eccentricity (e) 0.000400 0.001090
    Inclination (i) 45.0151° 86.3499°
    RAAN 5.7302° 267.2712°
    Perigee Argument 13.0756° 281.0867°
    Mean Anomaly (M) 347.0200° 78.9112°
    Apogee 736.910 km 730.468 km
    Perigee 731.212 km 714.990 km
    Orbit Epoch 2026-09-09T22:26:33+0000 2026-09-09T18:58:20+0000

    ORBCOMM FM 8 & IRIDIUM 33 DEB Collision Probability (Pc) Trend

    ORBCOMM FM 8 & IRIDIUM 33 DEB Collision Probability (Pc) TrendNot Available

    ORBCOMM FM 8 & IRIDIUM 33 DEB Miss Distance (Miss Distance) Trend

    ORBCOMM FM 8 & IRIDIUM 33 DEB Miss Distance (Miss Distance) TrendNot Available

    ORBCOMM FM 8Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ORBCOMM FM 8Collision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ORBCOMM FM 8

    No nearby objects data