Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.197092E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T22:04:45+0800
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    1 Object 1

    AOE ID 25481
    NORAD ID 25481
    Object Type PAYLOAD
    Country
    ORB ORB
    VS

    2 Object 2

    AOE ID 30657
    NORAD ID 30657
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter ORBCOMM FM 27 FENGYUN 1C DEB
    Time of Closest Approach 2026-09-11T09:59:06+0000
    Collision Probability (Pc) 1.197092E-6
    Conjunction Distance (km) 2.812 km
    Relative Speed (km/s) 10.532 km/s
    Conjunction Risk Parameters R (Radial): -2.689 | I (In-track): -0.577 | C (Cross-track): 0.582
    Collision Risk Index (CRI) 0.37
    X Position (km) 5166.916 5168.408
    Position Y (km) -204.402 -204.014
    Position Z (km) 4915.333 4917.684
    Velocity X (km/s) -0.838 -5.09
    Velocity Y (km/s) 7.334 -1.384
    Velocity Z (km/s) 1.184 5.287

    Orbital Parameters 国际轨道数据源

    Parameter ORBCOMM FM 27 FENGYUN 1C DEB
    Semimajor Axis (a) 7139.055 km 7130.935 km
    Eccentricity (e) 0.000289 0.001558
    Inclination (i) 45.0055° 98.8421°
    RAAN 298.0212° 5.1049°
    Perigee Argument 263.3002° 255.2580°
    Mean Anomaly (M) 96.7519° 167.8319°
    Apogee 762.980 km 763.906 km
    Perigee 758.856 km 741.690 km
    Orbit Epoch 2026-09-08T19:59:27+0000 2026-09-10T07:25:22+0000

    ORBCOMM FM 27 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    ORBCOMM FM 27 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    ORBCOMM FM 27 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    ORBCOMM FM 27 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    ORBCOMM FM 27Miss 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 27Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ORBCOMM FM 27

    No nearby objects data