Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.845685E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T09:46:57+0800
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    1 Object 1

    AOE ID 30106
    NORAD ID 30106
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 53685
    NORAD ID 53685
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-4626
    Time of Closest Approach 2026-10-25T07:31:49+0000
    Collision Probability (Pc) 1.845685E-5
    Conjunction Distance (km) 1.044 km
    Relative Speed (km/s) 10.566 km/s
    Conjunction Risk Parameters R (Radial): 0.239 | I (In-track): -0.735 | C (Cross-track): -0.7
    Collision Risk Index (CRI) 0.6
    X Position (km) -879.15 -878.287
    Position Y (km) 1013.151 1013.698
    Position Z (km) 6702.63 6702.417
    Velocity X (km/s) 1.545 7.471
    Velocity Y (km/s) 7.417 -1.083
    Velocity Z (km/s) -0.926 1.14

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-4626
    Semimajor Axis (a) 6844.210 km 6843.622 km
    Eccentricity (e) 0.001229 0.000185
    Inclination (i) 98.9104° 97.2851°
    RAAN 256.4108° 169.5956°
    Perigee Argument 212.3904° 87.6157°
    Mean Anomaly (M) 211.9478° 245.3064°
    Apogee 474.483 km 466.750 km
    Perigee 457.663 km 464.220 km
    Orbit Epoch 2026-10-22T21:27:40+0000 2026-10-24T06:00:02+0000

    FENGYUN 1C DEB & STARLINK-4626 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-4626 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-4626 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-4626 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4626Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4626Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data