Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.384706E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T12:36:59+0800
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    1 Object 1

    AOE ID 46055
    NORAD ID 46055
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68912
    NORAD ID 68912
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1554 STARLINK-37477
    Time of Closest Approach 2026-09-06T20:02:36+0000
    Collision Probability (Pc) 1.384706E-6
    Conjunction Distance (km) 2.627 km
    Relative Speed (km/s) 11.404 km/s
    Conjunction Risk Parameters R (Radial): -2.415 | I (In-track): -0.687 | C (Cross-track): 0.771
    Collision Risk Index (CRI) 0.38
    X Position (km) -1106.169 -1106.548
    Position Y (km) -3977.684 -3976.757
    Position Z (km) -5470.946 -5468.518
    Velocity X (km/s) 7.46 0.048
    Velocity Y (km/s) -1.496 6.156
    Velocity Z (km/s) -0.422 -4.489

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1554 STARLINK-37477
    Semimajor Axis (a) 6848.887 km 6843.684 km
    Eccentricity (e) 0.000131 0.000160
    Inclination (i) 53.1612° 97.2851°
    RAAN 0.9839° 81.4005°
    Perigee Argument 153.1983° 88.3986°
    Mean Anomaly (M) 206.9086° 271.7440°
    Apogee 471.646 km 466.640 km
    Perigee 469.854 km 464.454 km
    Orbit Epoch 2026-09-04T16:46:27+0000 2026-09-03T23:41:11+0000

    STARLINK-1554 & STARLINK-37477 Collision Probability (Pc) Trend

    STARLINK-1554 & STARLINK-37477 Collision Probability (Pc) TrendNot Available

    STARLINK-1554 & STARLINK-37477 Miss Distance (Miss Distance) Trend

    STARLINK-1554 & STARLINK-37477 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1554Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37477Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1554Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37477Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1554

    No nearby objects data