Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.33714E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:55:09+0800
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    1 Object 1

    AOE ID 55380
    NORAD ID 55380
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66497
    NORAD ID 66497
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5571 STARLINK-35899
    Time of Closest Approach 2026-09-12T07:06:56+0000
    Collision Probability (Pc) 8.33714E-7
    Conjunction Distance (km) 2.452 km
    Relative Speed (km/s) 3.807 km/s
    Conjunction Risk Parameters R (Radial): -0.79 | I (In-track): 2.247 | C (Cross-track): -0.579
    Collision Risk Index (CRI) 0.33
    X Position (km) -443.055 -440.692
    Position Y (km) -5166.399 -5166.002
    Position Z (km) -4497.291 -4496.774
    Velocity X (km/s) 7.243 7.456
    Velocity Y (km/s) -1.871 0.615
    Velocity Z (km/s) 1.437 -1.438

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5571 STARLINK-35899
    Semimajor Axis (a) 6861.202 km 6861.203 km
    Eccentricity (e) 0.000086 0.000143
    Inclination (i) 43.0016° 43.0036°
    RAAN 339.4730° 32.7408°
    Perigee Argument 263.6183° 258.3139°
    Mean Anomaly (M) 96.4571° 101.7553°
    Apogee 483.654 km 484.046 km
    Perigee 482.476 km 482.086 km
    Orbit Epoch 2026-09-11T06:19:48+0000 2026-09-09T10:32:02+0000

    STARLINK-5571 & STARLINK-35899 Collision Probability (Pc) Trend

    STARLINK-5571 & STARLINK-35899 Collision Probability (Pc) TrendNot Available

    STARLINK-5571 & STARLINK-35899 Miss Distance (Miss Distance) Trend

    STARLINK-5571 & STARLINK-35899 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5571Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35899Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5571Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35899Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5571

    No nearby objects data