Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.148512E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:51:22+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 54748
    NORAD ID 54748
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 66776
    NORAD ID 66776
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN-36 04B LEMUR-2-LAILA
    Time of Closest Approach 2026-10-20T13:39:02+0000
    Collision Probability (Pc) 4.148512E-5
    Conjunction Distance (km) 0.855 km
    Relative Speed (km/s) 12.735 km/s
    Conjunction Risk Parameters R (Radial): 0.789 | I (In-track): -0.188 | C (Cross-track): 0.27
    Collision Risk Index (CRI) 0.67
    X Position (km) -5726.183 -5726.773
    Position Y (km) -1041.659 -1041.512
    Position Z (km) 3655.363 3655.962
    Velocity X (km/s) 2.33 -4.157
    Velocity Y (km/s) -7.066 0.422
    Velocity Z (km/s) 1.631 -6.369

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN-36 04B LEMUR-2-LAILA
    Semimajor Axis (a) 6874.342 km 6876.667 km
    Eccentricity (e) 0.000663 0.000281
    Inclination (i) 35.0036° 97.4061°
    RAAN 136.4569° 4.2348°
    Perigee Argument 231.2496° 100.8052°
    Mean Anomaly (M) 128.7626° 259.3500°
    Apogee 500.764 km 500.464 km
    Perigee 491.646 km 496.596 km
    Orbit Epoch 2026-10-18T23:36:02+0000 2026-10-19T03:52:45+0000

    YAOGAN-36 04B & LEMUR-2-LAILA Collision Probability (Pc) Trend

    YAOGAN-36 04B & LEMUR-2-LAILA Collision Probability (Pc) TrendNot Available

    YAOGAN-36 04B & LEMUR-2-LAILA Miss Distance (Miss Distance) Trend

    YAOGAN-36 04B & LEMUR-2-LAILA Miss Distance (Miss Distance) TrendNot Available

    YAOGAN-36 04BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    LEMUR-2-LAILAMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN-36 04BCollision Probability Trend

    Object 1 Probability TrendNot Available

    LEMUR-2-LAILACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN-36 04B

    No nearby objects data