Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.315675E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T16:34:17+0800
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    1 Object 1

    AOE ID 58900
    NORAD ID 58900
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 60480
    NORAD ID 60480
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter LEMUR 2 VALHALLA FLOCK 4BE 18
    Time of Closest Approach 2026-09-12T01:09:59+0000
    Collision Probability (Pc) 1.315675E-6
    Conjunction Distance (km) 2.921 km
    Relative Speed (km/s) 13.545 km/s
    Conjunction Risk Parameters R (Radial): 2.68 | I (In-track): 0.543 | C (Cross-track): 1.027
    Collision Risk Index (CRI) 0.37
    X Position (km) 1284.863 1285.208
    Position Y (km) -1375.03 -1373.699
    Position Z (km) 6541.531 6538.955
    Velocity X (km/s) 1.835 -7.043
    Velocity Y (km/s) -7.189 2.329
    Velocity Z (km/s) -1.873 1.871

    Orbital Parameters 国际轨道数据源

    Parameter LEMUR 2 VALHALLA FLOCK 4BE 18
    Semimajor Axis (a) 6818.452 km 6810.626 km
    Eccentricity (e) 0.000916 0.000237
    Inclination (i) 97.4005° 97.3697°
    RAAN 103.6786° 337.5181°
    Perigee Argument 158.8206° 317.4287°
    Mean Anomaly (M) 201.3422° 42.6778°
    Apogee 446.559 km 434.102 km
    Perigee 434.071 km 430.876 km
    Orbit Epoch 2026-09-09T13:32:00+0000 2026-09-09T18:25:29+0000

    LEMUR 2 VALHALLA & FLOCK 4BE 18 Collision Probability (Pc) Trend

    LEMUR 2 VALHALLA & FLOCK 4BE 18 Collision Probability (Pc) TrendNot Available

    LEMUR 2 VALHALLA & FLOCK 4BE 18 Miss Distance (Miss Distance) Trend

    LEMUR 2 VALHALLA & FLOCK 4BE 18 Miss Distance (Miss Distance) TrendNot Available

    LEMUR 2 VALHALLAMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4BE 18Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LEMUR 2 VALHALLACollision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4BE 18Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LEMUR 2 VALHALLA

    No nearby objects data