Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    8.555581E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T19:46:23+0800
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    1 Object 1

    AOE ID 25414
    NORAD ID 25414
    Object Type PAYLOAD
    Country
    ORB ORB
    VS

    2 Object 2

    AOE ID 35165
    NORAD ID 35165
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter ORBCOMM FM 18 FENGYUN 1C DEB
    Time of Closest Approach 2026-09-10T15:57:17+0000
    Collision Probability (Pc) 8.555581E-5
    Conjunction Distance (km) 0.693 km
    Relative Speed (km/s) 14.107 km/s
    Conjunction Risk Parameters R (Radial): 0.429 | I (In-track): -0.185 | C (Cross-track): -0.51
    Collision Risk Index (CRI) 0.74
    X Position (km) 6753.981 6754.426
    Position Y (km) -563.494 -564.012
    Position Z (km) 2240.091 2239.982
    Velocity X (km/s) 2.031 -2.41
    Velocity Y (km/s) 5.416 -1.018
    Velocity Z (km/s) -4.734 7.008

    Orbital Parameters 国际轨道数据源

    Parameter ORBCOMM FM 18 FENGYUN 1C DEB
    Semimajor Axis (a) 7137.328 km 7148.917 km
    Eccentricity (e) 0.000579 0.001870
    Inclination (i) 44.9916° 98.8771°
    RAAN 197.0016° 357.3228°
    Perigee Argument 6.0490° 344.2011°
    Mean Anomaly (M) 354.0428° 15.8588°
    Apogee 763.323 km 784.148 km
    Perigee 755.059 km 757.412 km
    Orbit Epoch 2026-09-10T03:35:17+0000 2026-09-09T19:48:23+0000

    ORBCOMM FM 18 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    ORBCOMM FM 18 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    ORBCOMM FM 18 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    ORBCOMM FM 18 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    ORBCOMM FM 18Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ORBCOMM FM 18Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ORBCOMM FM 18

    No nearby objects data