Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.388734E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T05:36:15+0800
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    1 Object 1

    AOE ID 25117
    NORAD ID 25117
    Object Type PAYLOAD
    Country
    ORB ORB
    VS

    2 Object 2

    AOE ID 35391
    NORAD ID 35391
    Object Type DEBRIS
    Country
    ESA ESA

    Conjunction Constraints

    Parameter ORBCOMM FM 5 ERS 2 DEB
    Time of Closest Approach 2026-09-16T09:46:20+0000
    Collision Probability (Pc) 3.388734E-6
    Conjunction Distance (km) 1.758 km
    Relative Speed (km/s) 11.108 km/s
    Conjunction Risk Parameters R (Radial): -0.281 | I (In-track): -1.156 | C (Cross-track): -1.292
    Collision Risk Index (CRI) 0.46
    X Position (km) -1453.001 -1453.624
    Position Y (km) -4848.416 -4846.985
    Position Z (km) -4999.795 -5000.601
    Velocity X (km/s) 6.958 -2.986
    Velocity Y (km/s) -2.687 -4.47
    Velocity Z (km/s) 0.584 5.2

    Orbital Parameters 国际轨道数据源

    Parameter ORBCOMM FM 5 ERS 2 DEB
    Semimajor Axis (a) 7111.830 km 7105.586 km
    Eccentricity (e) 0.000149 0.000443
    Inclination (i) 45.0159° 98.6236°
    RAAN 338.3111° 242.6735°
    Perigee Argument 281.8960° 191.7887°
    Mean Anomaly (M) 78.1726° 321.4072°
    Apogee 734.750 km 730.596 km
    Perigee 732.636 km 724.302 km
    Orbit Epoch 2026-09-15T14:16:53+0000 2026-09-14T10:38:23+0000

    ORBCOMM FM 5 & ERS 2 DEB Collision Probability (Pc) Trend

    ORBCOMM FM 5 & ERS 2 DEB Collision Probability (Pc) TrendNot Available

    ORBCOMM FM 5 & ERS 2 DEB Miss Distance (Miss Distance) Trend

    ORBCOMM FM 5 & ERS 2 DEB Miss Distance (Miss Distance) TrendNot Available

    ORBCOMM FM 5Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ERS 2 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ORBCOMM FM 5Collision Probability Trend

    Object 1 Probability TrendNot Available

    ERS 2 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ORBCOMM FM 5

    No nearby objects data