Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.885439E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T20:38:18+0800
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    1 Object 1

    AOE ID 41341
    NORAD ID 41341
    Object Type ROCKET BODY
    Country
    JP JP
    ← VS →

    2 Object 2

    AOE ID 64073
    NORAD ID 64073
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter H-2A R/B STARLINK-11729
    Time of Closest Approach 2026-10-17T19:10:00+0000
    Collision Probability (Pc) 3.885439E-6
    Conjunction Distance (km) 1.444 km
    Relative Speed (km/s) 5.461 km/s
    Conjunction Risk Parameters R (Radial): -1.093 | I (In-track): 0.88 | C (Cross-track): 0.337
    Collision Risk Index (CRI) 0.47
    X Position (km) -3175.416 -3174.073
    Position Y (km) -4926.084 -4925.699
    Position Z (km) 3310.51 3310.147
    Velocity X (km/s) 6.088 6.551
    Velocity Y (km/s) -4.605 -1.773
    Velocity Z (km/s) -1.011 3.635

    Orbital Parameters 国际轨道数据源

    Parameter H-2A R/B STARLINK-11729
    Semimajor Axis (a) 6738.077 km 6734.068 km
    Eccentricity (e) 0.000103 0.000369
    Inclination (i) 30.6171° 42.9994°
    RAAN 136.4144° 204.1542°
    Perigee Argument 147.2515° 257.5183°
    Mean Anomaly (M) 212.8197° 102.5272°
    Apogee 360.635 km 358.418 km
    Perigee 359.245 km 353.444 km
    Orbit Epoch 2026-10-16T21:21:34+0000 2026-10-17T02:11:23+0000

    H-2A R/B & STARLINK-11729 Collision Probability (Pc) Trend

    H-2A R/B & STARLINK-11729 Collision Probability (Pc) TrendNot Available

    H-2A R/B & STARLINK-11729 Miss Distance (Miss Distance) Trend

    H-2A R/B & STARLINK-11729 Miss Distance (Miss Distance) TrendNot Available

    H-2A R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11729Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    H-2A R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11729Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with H-2A R/B

    No nearby objects data