Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.60115E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T17:02:14+0800
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    1 Object 1

    AOE ID 66663
    NORAD ID 66663
    Object Type ROCKET BODY
    Country
    KR KR
    ← VS →

    2 Object 2

    Name GRUS-3E
    AOE ID 69898
    NORAD ID 69898
    Object Type PAYLOAD
    Country
    JP JP

    Conjunction Constraints

    Parameter KSLV-II R/B GRUS-3E
    Time of Closest Approach 2026-10-23T05:36:25+0000
    Collision Probability (Pc) 7.60115E-7
    Conjunction Distance (km) 2.671 km
    Relative Speed (km/s) 4.089 km/s
    Conjunction Risk Parameters R (Radial): -1.314 | I (In-track): -2.234 | C (Cross-track): 0.639
    Collision Risk Index (CRI) 0.33
    X Position (km) -499.114 -501.024
    Position Y (km) 838.856 837.521
    Position Z (km) 6893.174 6891.871
    Velocity X (km/s) 5.22 7.299
    Velocity Y (km/s) 5.453 1.973
    Velocity Z (km/s) -0.243 0.287

    Orbital Parameters 国际轨道数据源

    Parameter KSLV-II R/B GRUS-3E
    Semimajor Axis (a) 6948.883 km 6971.053 km
    Eccentricity (e) 0.006205 0.000618
    Inclination (i) 97.7557° 97.7441°
    RAAN 224.0956° 192.3098°
    Perigee Argument 341.4830° 143.1576°
    Mean Anomaly (M) 18.4134° 217.0068°
    Apogee 613.862 km 597.224 km
    Perigee 527.630 km 588.608 km
    Orbit Epoch 2026-10-20T19:30:57+0000 2026-10-20T16:02:08+0000

    KSLV-II R/B & GRUS-3E Collision Probability (Pc) Trend

    KSLV-II R/B & GRUS-3E Collision Probability (Pc) TrendNot Available

    KSLV-II R/B & GRUS-3E Miss Distance (Miss Distance) Trend

    KSLV-II R/B & GRUS-3E Miss Distance (Miss Distance) TrendNot Available

    KSLV-II R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GRUS-3EMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    KSLV-II R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    GRUS-3ECollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with KSLV-II R/B

    No nearby objects data