Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    5.850243E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T21:10:06+0800
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    1 Object 1

    AOE ID 37691
    NORAD ID 37691
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 55638
    NORAD ID 55638
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-5507
    Time of Closest Approach 2026-09-14T03:07:49+0000
    Collision Probability (Pc) 5.850243E-5
    Conjunction Distance (km) 0.731 km
    Relative Speed (km/s) 10.189 km/s
    Conjunction Risk Parameters R (Radial): 0.708 | I (In-track): 0.139 | C (Cross-track): 0.115
    Collision Risk Index (CRI) 0.7
    X Position (km) -2315.737 -2315.597
    Position Y (km) 1366.599 1366.597
    Position Z (km) 6403.912 6403.196
    Velocity X (km/s) 7.014 -0.59
    Velocity Y (km/s) -0.815 -7.425
    Velocity Z (km/s) 2.879 1.369

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-5507
    Semimajor Axis (a) 7049.121 km 6950.200 km
    Eccentricity (e) 0.025128 0.000259
    Inclination (i) 98.3563° 69.9988°
    RAAN 165.7573° 94.7125°
    Perigee Argument 23.5229° 268.8282°
    Mean Anomaly (M) 337.7233° 91.2580°
    Apogee 848.118 km 573.865 km
    Perigee 493.850 km 570.261 km
    Orbit Epoch 2026-09-10T00:36:55+0000 2026-09-11T23:30:28+0000

    FENGYUN 1C DEB & STARLINK-5507 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-5507 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-5507 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-5507 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5507Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5507Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data