Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.014537E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T05:59:07+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 42839
    NORAD ID 42839
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name KOSEN-1
    AOE ID 49402
    NORAD ID 49402
    Object Type PAYLOAD
    Country
    JP JP

    Conjunction Constraints

    Parameter LEMUR 2 MONSON KOSEN-1
    Time of Closest Approach 2026-10-17T02:58:36+0000
    Collision Probability (Pc) 3.014537E-6
    Conjunction Distance (km) 1.942 km
    Relative Speed (km/s) 14.235 km/s
    Conjunction Risk Parameters R (Radial): 0.071 | I (In-track): -0.694 | C (Cross-track): 1.812
    Collision Risk Index (CRI) 0.45
    X Position (km) 1577.828 1579.33
    Position Y (km) -1863.004 -1861.776
    Position Z (km) 6397.263 6397.325
    Velocity X (km/s) 2.187 -6.388
    Velocity Y (km/s) -6.853 3.321
    Velocity Z (km/s) -2.53 2.528

    Orbital Parameters 国际轨道数据源

    Parameter LEMUR 2 MONSON KOSEN-1
    Semimajor Axis (a) 6850.691 km 6859.029 km
    Eccentricity (e) 0.000494 0.001458
    Inclination (i) 97.4120° 97.3056°
    RAAN 109.4481° 329.4251°
    Perigee Argument 288.2484° 132.6143°
    Mean Anomaly (M) 71.8220° 227.6329°
    Apogee 475.935 km 490.890 km
    Perigee 469.173 km 470.894 km
    Orbit Epoch 2026-10-16T06:06:33+0000 2026-10-16T14:05:56+0000

    LEMUR 2 MONSON & KOSEN-1 Collision Probability (Pc) Trend

    LEMUR 2 MONSON & KOSEN-1 Collision Probability (Pc) TrendNot Available

    LEMUR 2 MONSON & KOSEN-1 Miss Distance (Miss Distance) Trend

    LEMUR 2 MONSON & KOSEN-1 Miss Distance (Miss Distance) TrendNot Available

    LEMUR 2 MONSONMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KOSEN-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LEMUR 2 MONSONCollision Probability Trend

    Object 1 Probability TrendNot Available

    KOSEN-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LEMUR 2 MONSON

    No nearby objects data