Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.633678E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T21:39:37+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 25159
    NORAD ID 25159
    Object Type PAYLOAD
    Country
    ORB ORB
    VS

    2 Object 2

    AOE ID 25476
    NORAD ID 25476
    Object Type PAYLOAD
    Country
    ORB ORB

    Conjunction Constraints

    Parameter ORBCOMM FM 4 ORBCOMM FM 22
    Time of Closest Approach 2026-09-14T03:06:01+0000
    Collision Probability (Pc) 1.633678E-6
    Conjunction Distance (km) 2.385 km
    Relative Speed (km/s) 11.313 km/s
    Conjunction Risk Parameters R (Radial): 1.593 | I (In-track): 1.154 | C (Cross-track): 1.348
    Collision Risk Index (CRI) 0.39
    X Position (km) -4775.922 -4776.311
    Position Y (km) 2209.156 2208.518
    Position Z (km) -4823.565 -4825.829
    Velocity X (km/s) 5.461 -1.717
    Velocity Y (km/s) 0.92 -7.103
    Velocity Z (km/s) -5.024 -1.548

    Orbital Parameters 国际轨道数据源

    Parameter ORBCOMM FM 4 ORBCOMM FM 22
    Semimajor Axis (a) 7150.355 km 7137.994 km
    Eccentricity (e) 0.004076 0.000483
    Inclination (i) 107.9605° 45.0072°
    RAAN 346.5085° 286.3500°
    Perigee Argument 178.4608° 295.7261°
    Mean Anomaly (M) 181.6664° 64.3089°
    Apogee 801.363 km 763.308 km
    Perigee 743.073 km 756.406 km
    Orbit Epoch 2026-09-11T05:30:12+0000 2026-09-10T09:39:28+0000

    ORBCOMM FM 4 & ORBCOMM FM 22 Collision Probability (Pc) Trend

    ORBCOMM FM 4 & ORBCOMM FM 22 Collision Probability (Pc) TrendNot Available

    ORBCOMM FM 4 & ORBCOMM FM 22 Miss Distance (Miss Distance) Trend

    ORBCOMM FM 4 & ORBCOMM FM 22 Miss Distance (Miss Distance) TrendNot Available

    ORBCOMM FM 4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ORBCOMM FM 22Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ORBCOMM FM 4Collision Probability Trend

    Object 1 Probability TrendNot Available

    ORBCOMM FM 22Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ORBCOMM FM 4

    No nearby objects data