Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.139702E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:11:37+0800
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    1 Object 1

    AOE ID 53778
    NORAD ID 53778
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64605
    NORAD ID 64605
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4709 STARLINK-34516
    Time of Closest Approach 2026-09-06T00:03:40+0000
    Collision Probability (Pc) 9.139702E-7
    Conjunction Distance (km) 2.333 km
    Relative Speed (km/s) 3.844 km/s
    Conjunction Risk Parameters R (Radial): -0.528 | I (In-track): -2.197 | C (Cross-track): -0.573
    Collision Risk Index (CRI) 0.34
    X Position (km) 1287.613 1285.349
    Position Y (km) -4040.053 -4040.432
    Position Z (km) 5368.448 5368.033
    Velocity X (km/s) 7.498 6.583
    Velocity Y (km/s) 0.803 3.679
    Velocity Z (km/s) -1.191 1.189

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4709 STARLINK-34516
    Semimajor Axis (a) 6848.877 km 6848.768 km
    Eccentricity (e) 0.000139 0.000151
    Inclination (i) 53.1613° 53.1580°
    RAAN 189.4375° 228.8096°
    Perigee Argument 73.3020° 103.5734°
    Mean Anomaly (M) 286.8134° 256.5436°
    Apogee 471.695 km 471.668 km
    Perigee 469.785 km 469.594 km
    Orbit Epoch 2026-09-03T19:56:35+0000 2026-09-03T05:57:05+0000

    STARLINK-4709 & STARLINK-34516 Collision Probability (Pc) Trend

    STARLINK-4709 & STARLINK-34516 Collision Probability (Pc) TrendNot Available

    STARLINK-4709 & STARLINK-34516 Miss Distance (Miss Distance) Trend

    STARLINK-4709 & STARLINK-34516 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4709Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34516Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4709Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34516Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4709

    No nearby objects data