Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.594931E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T19:27:27+0800
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    1 Object 1

    AOE ID 41456
    NORAD ID 41456
    Object Type PAYLOAD
    Country
    ESA ESA
    VS

    2 Object 2

    AOE ID 67483
    NORAD ID 67483
    Object Type PAYLOAD
    Country
    IT IT

    Conjunction Constraints

    Parameter SENTINEL 1B ION-SCV-021
    Time of Closest Approach 2026-09-06T18:21:41+0000
    Collision Probability (Pc) 3.594931E-6
    Conjunction Distance (km) 1.006 km
    Relative Speed (km/s) 0.477 km/s
    Conjunction Risk Parameters R (Radial): 0.309 | I (In-track): -0.956 | C (Cross-track): -0.027
    Collision Risk Index (CRI) 0.46
    X Position (km) -1438.425 -1437.833
    Position Y (km) 108.38 107.706
    Position Z (km) 6792.189 6792.641
    Velocity X (km/s) -5.043 -5.376
    Velocity Y (km/s) 5.527 5.192
    Velocity Z (km/s) -1.162 -1.225

    Orbital Parameters 国际轨道数据源

    Parameter SENTINEL 1B ION-SCV-021
    Semimajor Axis (a) 6946.735 km 6951.090 km
    Eccentricity (e) 0.001203 0.000931
    Inclination (i) 98.0895° 97.5185°
    RAAN 312.0337° 315.0345°
    Perigee Argument 224.6765° 198.9038°
    Mean Anomaly (M) 135.3489° 161.1841°
    Apogee 576.958 km 579.426 km
    Perigee 560.238 km 566.480 km
    Orbit Epoch 2026-09-05T05:05:07+0000 2026-09-04T11:24:50+0000

    SENTINEL 1B & ION-SCV-021 Collision Probability (Pc) Trend

    SENTINEL 1B & ION-SCV-021 Collision Probability (Pc) TrendNot Available

    SENTINEL 1B & ION-SCV-021 Miss Distance (Miss Distance) Trend

    SENTINEL 1B & ION-SCV-021 Miss Distance (Miss Distance) TrendNot Available

    SENTINEL 1BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ION-SCV-021Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SENTINEL 1BCollision Probability Trend

    Object 1 Probability TrendNot Available

    ION-SCV-021Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SENTINEL 1B

    No nearby objects data