Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.685808E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T21:41:06+0800
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    1 Object 1

    AOE ID 25420
    NORAD ID 25420
    Object Type PAYLOAD
    Country
    ORB ORB
    VS

    2 Object 2

    AOE ID 36736
    NORAD ID 36736
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter ORBCOMM FM 13 FENGYUN 1C DEB
    Time of Closest Approach 2026-09-12T20:23:01+0000
    Collision Probability (Pc) 1.685808E-6
    Conjunction Distance (km) 2.482 km
    Relative Speed (km/s) 13.526 km/s
    Conjunction Risk Parameters R (Radial): 2.23 | I (In-track): 0.472 | C (Cross-track): 0.984
    Collision Risk Index (CRI) 0.4
    X Position (km) 4913.5 4915.161
    Position Y (km) -2952.82 -2952.79
    Position Z (km) 4251.101 4252.945
    Velocity X (km/s) 5.206 -4.511
    Velocity Y (km/s) 4.551 1.047
    Velocity Z (km/s) -2.841 5.89

    Orbital Parameters 国际轨道数据源

    Parameter ORBCOMM FM 13 FENGYUN 1C DEB
    Semimajor Axis (a) 7140.771 km 7179.364 km
    Eccentricity (e) 0.000607 0.005941
    Inclination (i) 44.9961° 98.7929°
    RAAN 204.6083° 333.1937°
    Perigee Argument 3.3203° 72.1458°
    Mean Anomaly (M) 356.7685° 288.6191°
    Apogee 766.970 km 843.884 km
    Perigee 758.298 km 758.570 km
    Orbit Epoch 2026-09-11T05:29:16+0000 2026-09-10T11:00:13+0000

    ORBCOMM FM 13 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    ORBCOMM FM 13 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    ORBCOMM FM 13 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    ORBCOMM FM 13 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    ORBCOMM FM 13Miss 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 13Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ORBCOMM FM 13

    No nearby objects data