Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.535048E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T01:03:17+0800
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    1 Object 1

    AOE ID 48117
    NORAD ID 48117
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 56340
    NORAD ID 56340
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2455 STARLINK-5540
    Time of Closest Approach 2026-09-03T12:37:14+0000
    Collision Probability (Pc) 1.535048E-6
    Conjunction Distance (km) 2.697 km
    Relative Speed (km/s) 14.598 km/s
    Conjunction Risk Parameters R (Radial): 2.57 | I (In-track): -0.241 | C (Cross-track): -0.78
    Collision Risk Index (CRI) 0.39
    X Position (km) 2354.383 2352.879
    Position Y (km) 5629.45 5627.767
    Position Z (km) 3102.191 3100.715
    Velocity X (km/s) -5.727 2.326
    Velocity Y (km/s) -0.388 2.75
    Velocity Z (km/s) 5.033 -6.731

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2455 STARLINK-5540
    Semimajor Axis (a) 6848.890 km 6843.695 km
    Eccentricity (e) 0.000099 0.000170
    Inclination (i) 53.1585° 97.2849°
    RAAN 52.5239° 242.0759°
    Perigee Argument 77.3259° 72.3632°
    Mean Anomaly (M) 282.7852° 287.7797°
    Apogee 471.431 km 466.725 km
    Perigee 470.075 km 464.391 km
    Orbit Epoch 2026-09-01T21:19:14+0000 2026-09-01T23:56:11+0000

    STARLINK-2455 & STARLINK-5540 Collision Probability (Pc) Trend

    STARLINK-2455 & STARLINK-5540 Collision Probability (Pc) TrendNot Available

    STARLINK-2455 & STARLINK-5540 Miss Distance (Miss Distance) Trend

    STARLINK-2455 & STARLINK-5540 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2455Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5540Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2455Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5540Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2455

    No nearby objects data