Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.006854E-6
    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 2026-08-30T08:02:08+0000
    Collision Probability (Pc) 1.006854E-6
    Conjunction Distance (km) 2.791 km
    Relative Speed (km/s) 7.63 km/s
    Conjunction Risk Parameters R (Radial): 0.555 | I (In-track): 2.362 | C (Cross-track): -1.379
    Collision Risk Index (CRI) 0.35
    X Position (km) 199.114 201.816
    Position Y (km) 1067.029 1066.597
    Position Z (km) 6871.724 6872.274
    Velocity X (km/s) 7.13 5.706
    Velocity Y (km/s) 2.467 -4.935
    Velocity Z (km/s) -0.586 0.597

    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