Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.365653E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:56:10+0800
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    1 Object 1

    AOE ID 59503
    NORAD ID 59503
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64435
    NORAD ID 64435
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31508 STARLINK-34478
    Time of Closest Approach 2026-09-05T20:44:09+0000
    Collision Probability (Pc) 1.365653E-4
    Conjunction Distance (km) 0.497 km
    Relative Speed (km/s) 7.299 km/s
    Conjunction Risk Parameters R (Radial): 0.297 | I (In-track): -0.353 | C (Cross-track): 0.186
    Collision Risk Index (CRI) 0.78
    X Position (km) -3859.516 -3859.355
    Position Y (km) 3233.121 3233.423
    Position Z (km) 4652.302 4652.662
    Velocity X (km/s) -5.23 -5.795
    Velocity Y (km/s) -5.53 0.222
    Velocity Z (km/s) -0.494 -4.952

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31508 STARLINK-34478
    Semimajor Axis (a) 6861.183 km 6889.887 km
    Eccentricity (e) 0.000107 0.000223
    Inclination (i) 43.0006° 69.9992°
    RAAN 54.1567° 344.1531°
    Perigee Argument 265.9525° 240.3938°
    Mean Anomaly (M) 94.1204° 310.2381°
    Apogee 483.780 km 513.286 km
    Perigee 482.312 km 510.214 km
    Orbit Epoch 2026-09-03T19:40:22+0000 2026-09-04T04:00:02+0000

    STARLINK-31508 & STARLINK-34478 Collision Probability (Pc) Trend

    STARLINK-31508 & STARLINK-34478 Collision Probability (Pc) TrendNot Available

    STARLINK-31508 & STARLINK-34478 Miss Distance (Miss Distance) Trend

    STARLINK-31508 & STARLINK-34478 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31508Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34478Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31508Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34478Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31508

    No nearby objects data