Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.478099E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-07T18:52:08+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 30744
    NORAD ID 30744
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 54177
    NORAD ID 54177
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-5186
    Time of Closest Approach 2026-09-07T11:24:41+0000
    Collision Probability (Pc) 1.478099E-6
    Conjunction Distance (km) 2.783 km
    Relative Speed (km/s) 14.809 km/s
    Conjunction Risk Parameters R (Radial): -2.157 | I (In-track): 0.435 | C (Cross-track): 1.702
    Collision Risk Index (CRI) 0.38
    X Position (km) -1249.62 -1247.651
    Position Y (km) -6685.096 -6683.36
    Position Z (km) 756.259 755.335
    Velocity X (km/s) -1.3 4.652
    Velocity Y (km/s) -0.614 -0.176
    Velocity Z (km/s) -7.499 6.054

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-5186
    Semimajor Axis (a) 6842.517 km 6840.873 km
    Eccentricity (e) 0.000225 0.000117
    Inclination (i) 98.7285° 53.1591°
    RAAN 77.8907° 259.5278°
    Perigee Argument 182.9040° 75.8513°
    Mean Anomaly (M) 334.5078° 284.2620°
    Apogee 465.919 km 463.536 km
    Perigee 462.841 km 461.936 km
    Orbit Epoch 2026-09-07T00:22:57+0000 2026-09-06T10:21:54+0000

    FENGYUN 1C DEB & STARLINK-5186 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-5186 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-5186 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-5186 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5186Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5186Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data