Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.518988E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:49:35+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 56453
    NORAD ID 56453
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SENTINEL 1B STARLINK-5935
    Time of Closest Approach 2026-09-11T16:08:03+0000
    Collision Probability (Pc) 7.518988E-6
    Conjunction Distance (km) 1.332 km
    Relative Speed (km/s) 9.787 km/s
    Conjunction Risk Parameters R (Radial): -1.082 | I (In-track): 0.591 | C (Cross-track): 0.502
    Collision Risk Index (CRI) 0.53
    X Position (km) 2552.727 2552.405
    Position Y (km) -1031.592 -1031.741
    Position Z (km) -6385.259 -6386.542
    Velocity X (km/s) 5.014 5.687
    Velocity Y (km/s) -4.926 4.753
    Velocity Z (km/s) 2.79 1.505

    Orbital Parameters 国际轨道数据源

    Parameter SENTINEL 1B STARLINK-5935
    Semimajor Axis (a) 6946.713 km 6950.128 km
    Eccentricity (e) 0.001278 0.000314
    Inclination (i) 98.0878° 70.0008°
    RAAN 317.9912° 37.9687°
    Perigee Argument 206.8263° 266.7438°
    Mean Anomaly (M) 153.2299° 93.3362°
    Apogee 577.454 km 574.174 km
    Perigee 559.698 km 569.808 km
    Orbit Epoch 2026-09-10T22:49:13+0000 2026-09-10T18:02:59+0000

    SENTINEL 1B & STARLINK-5935 Collision Probability (Pc) Trend

    SENTINEL 1B & STARLINK-5935 Collision Probability (Pc) TrendNot Available

    SENTINEL 1B & STARLINK-5935 Miss Distance (Miss Distance) Trend

    SENTINEL 1B & STARLINK-5935 Miss Distance (Miss Distance) TrendNot Available

    SENTINEL 1BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5935Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SENTINEL 1BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5935Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SENTINEL 1B

    No nearby objects data