Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.791381E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T04:42:40+0800
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    1 Object 1

    AOE ID 41011
    NORAD ID 41011
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 63248
    NORAD ID 63248
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB LEMUR 2 LIA-MARTIN
    Time of Closest Approach 2026-10-21T02:20:52+0000
    Collision Probability (Pc) 1.791381E-6
    Conjunction Distance (km) 2.487 km
    Relative Speed (km/s) 15.062 km/s
    Conjunction Risk Parameters R (Radial): 1.421 | I (In-track): -0.32 | C (Cross-track): 2.016
    Collision Risk Index (CRI) 0.4
    X Position (km) -6773.152 -6774.316
    Position Y (km) -724.229 -726.406
    Position Z (km) -1399.026 -1399.322
    Velocity X (km/s) 1.234 -1.601
    Velocity Y (km/s) 1.379 0.865
    Velocity Z (km/s) -7.435 7.348

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB LEMUR 2 LIA-MARTIN
    Semimajor Axis (a) 7120.940 km 6949.107 km
    Eccentricity (e) 0.030447 0.000418
    Inclination (i) 99.1307° 97.6693°
    RAAN 6.7654° 183.6174°
    Perigee Argument 156.1205° 121.2052°
    Mean Anomaly (M) 205.4456° 238.9581°
    Apogee 959.618 km 573.875 km
    Perigee 525.988 km 568.065 km
    Orbit Epoch 2026-10-19T22:53:11+0000 2026-10-20T03:57:59+0000

    FENGYUN 1C DEB & LEMUR 2 LIA-MARTIN Collision Probability (Pc) Trend

    FENGYUN 1C DEB & LEMUR 2 LIA-MARTIN Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & LEMUR 2 LIA-MARTIN Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & LEMUR 2 LIA-MARTIN Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    LEMUR 2 LIA-MARTINMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    LEMUR 2 LIA-MARTINCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data