Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.302622E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-30T16:00:20+0800
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    1 Object 1

    AOE ID 68482
    NORAD ID 68482
    Object Type PAYLOAD
    Country
    DE DE
    VS

    2 Object 2

    AOE ID 69002
    NORAD ID 69002
    Object Type PAYLOAD
    Country
    SG SG

    Conjunction Constraints

    Parameter LEMUR-2 SEJONG-3 NULINK-1
    Time of Closest Approach 2026-08-30T10:26:54+0000
    Collision Probability (Pc) 9.302622E-7
    Conjunction Distance (km) 2.972 km
    Relative Speed (km/s) 7.61 km/s
    Conjunction Risk Parameters R (Radial): 2.529 | I (In-track): -1.349 | C (Cross-track): -0.786
    Collision Risk Index (CRI) 0.34
    X Position (km) -200.111 -198.649
    Position Y (km) -1070.861 -1071.541
    Position Z (km) -6888.724 -6891.22
    Velocity X (km/s) -7.108 -5.699
    Velocity Y (km/s) -2.472 4.911
    Velocity Z (km/s) 0.594 -0.6

    Orbital Parameters 国际轨道数据源

    Parameter LEMUR-2 SEJONG-3 NULINK-1
    Semimajor Axis (a) 6965.682 km 6967.205 km
    Eccentricity (e) 0.000426 0.000333
    Inclination (i) 97.7640° 97.7250°
    RAAN 199.2099° 138.1859°
    Perigee Argument 32.5889° 94.9074°
    Mean Anomaly (M) 327.5592° 265.2526°
    Apogee 590.511 km 591.391 km
    Perigee 584.579 km 586.745 km
    Orbit Epoch 2026-08-29T20:21:27+0000 2026-08-29T23:36:41+0000

    LEMUR-2 SEJONG-3 & NULINK-1 Collision Probability (Pc) Trend

    LEMUR-2 SEJONG-3 & NULINK-1 Collision Probability (Pc) TrendNot Available

    LEMUR-2 SEJONG-3 & NULINK-1 Miss Distance (Miss Distance) Trend

    LEMUR-2 SEJONG-3 & NULINK-1 Miss Distance (Miss Distance) TrendNot Available

    LEMUR-2 SEJONG-3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NULINK-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LEMUR-2 SEJONG-3Collision Probability Trend

    Object 1 Probability TrendNot Available

    NULINK-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LEMUR-2 SEJONG-3

    No nearby objects data