Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.588346E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-15T22:02:20+0800
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    1 Object 1

    AOE ID 25119
    NORAD ID 25119
    Object Type PAYLOAD
    Country
    ORB ORB
    VS

    2 Object 2

    AOE ID 35051
    NORAD ID 35051
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter ORBCOMM FM 7 IRIDIUM 33 DEB
    Time of Closest Approach 2026-09-17T00:15:45+0000
    Collision Probability (Pc) 4.588346E-5
    Conjunction Distance (km) 0.785 km
    Relative Speed (km/s) 9.936 km/s
    Conjunction Risk Parameters R (Radial): -0.524 | I (In-track): -0.435 | C (Cross-track): 0.389
    Collision Risk Index (CRI) 0.68
    X Position (km) 2224.086 2224.176
    Position Y (km) 4508.05 4507.275
    Position Z (km) 5021.671 5021.584
    Velocity X (km/s) -6.645 1.725
    Velocity Y (km/s) 3.456 5.032
    Velocity Z (km/s) -0.157 -5.274

    Orbital Parameters 国际轨道数据源

    Parameter ORBCOMM FM 7 IRIDIUM 33 DEB
    Semimajor Axis (a) 7111.131 km 7108.012 km
    Eccentricity (e) 0.000201 0.000571
    Inclination (i) 45.0148° 86.3186°
    RAAN 339.7161° 248.4311°
    Perigee Argument 303.7982° 241.2480°
    Mean Anomaly (M) 56.2679° 118.8151°
    Apogee 734.422 km 733.933 km
    Perigee 731.566 km 725.817 km
    Orbit Epoch 2026-09-15T06:26:18+0000 2026-09-14T16:56:15+0000

    ORBCOMM FM 7 & IRIDIUM 33 DEB Collision Probability (Pc) Trend

    ORBCOMM FM 7 & IRIDIUM 33 DEB Collision Probability (Pc) TrendNot Available

    ORBCOMM FM 7 & IRIDIUM 33 DEB Miss Distance (Miss Distance) Trend

    ORBCOMM FM 7 & IRIDIUM 33 DEB Miss Distance (Miss Distance) TrendNot Available

    ORBCOMM FM 7Miss 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 7Collision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ORBCOMM FM 7

    No nearby objects data