Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.702452E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T07:28:41+0800
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    1 Object 1

    AOE ID 43069
    NORAD ID 43069
    Object Type DEBRIS
    Country
    JP JP
    VS

    2 Object 2

    AOE ID 52897
    NORAD ID 52897
    Object Type PAYLOAD
    Country
    KR KR

    Conjunction Constraints

    Parameter H-2A DEB STEP CUBE LAB-II
    Time of Closest Approach 2026-09-14T11:42:39+0000
    Collision Probability (Pc) 1.702452E-6
    Conjunction Distance (km) 2.202 km
    Relative Speed (km/s) 9.241 km/s
    Conjunction Risk Parameters R (Radial): -0.676 | I (In-track): -1.643 | C (Cross-track): 1.3
    Collision Risk Index (CRI) 0.4
    X Position (km) -58.014 -60.101
    Position Y (km) 1286.354 1286.123
    Position Z (km) -6957.043 -6956.38
    Velocity X (km/s) 6.112 5.682
    Velocity Y (km/s) -4.263 4.811
    Velocity Z (km/s) -0.853 0.84

    Orbital Parameters 国际轨道数据源

    Parameter H-2A DEB STEP CUBE LAB-II
    Semimajor Axis (a) 7077.402 km 7060.300 km
    Eccentricity (e) 0.002223 0.000982
    Inclination (i) 98.2448° 98.2354°
    RAAN 323.0844° 40.3141°
    Perigee Argument 213.9369° 105.4975°
    Mean Anomaly (M) 146.0409° 254.7312°
    Apogee 715.001 km 689.097 km
    Perigee 683.529 km 675.229 km
    Orbit Epoch 2026-09-13T09:48:09+0000 2026-09-13T14:45:36+0000

    H-2A DEB & STEP CUBE LAB-II Collision Probability (Pc) Trend

    H-2A DEB & STEP CUBE LAB-II Collision Probability (Pc) TrendNot Available

    H-2A DEB & STEP CUBE LAB-II Miss Distance (Miss Distance) Trend

    H-2A DEB & STEP CUBE LAB-II Miss Distance (Miss Distance) TrendNot Available

    H-2A DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STEP CUBE LAB-IIMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    H-2A DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STEP CUBE LAB-IICollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with H-2A DEB

    No nearby objects data