Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.294383E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T12:50:04+0800
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    1 Object 1

    AOE ID 49754
    NORAD ID 49754
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53546
    NORAD ID 53546
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3193 STARLINK-4477
    Time of Closest Approach 2026-09-06T12:49:13+0000
    Collision Probability (Pc) 1.294383E-6
    Conjunction Distance (km) 2.457 km
    Relative Speed (km/s) 8.377 km/s
    Conjunction Risk Parameters R (Radial): -2.301 | I (In-track): -0.719 | C (Cross-track): -0.472
    Collision Risk Index (CRI) 0.37
    X Position (km) -684.04 -684.662
    Position Y (km) -4866.992 -4865.237
    Position Z (km) -4769.353 -4767.75
    Velocity X (km/s) 6.715 5.904
    Velocity Y (km/s) 2 -3.775
    Velocity Z (km/s) -3.007 3.007

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3193 STARLINK-4477
    Semimajor Axis (a) 6843.379 km 6840.879 km
    Eccentricity (e) 0.000108 0.000126
    Inclination (i) 53.1609° 53.1608°
    RAAN 43.1344° 319.5803°
    Perigee Argument 91.9179° 88.8126°
    Mean Anomaly (M) 268.1947° 271.3021°
    Apogee 465.984 km 463.605 km
    Perigee 464.500 km 461.879 km
    Orbit Epoch 2026-09-04T20:40:24+0000 2026-09-04T04:48:22+0000

    STARLINK-3193 & STARLINK-4477 Collision Probability (Pc) Trend

    STARLINK-3193 & STARLINK-4477 Collision Probability (Pc) TrendNot Available

    STARLINK-3193 & STARLINK-4477 Miss Distance (Miss Distance) Trend

    STARLINK-3193 & STARLINK-4477 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3193Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4477Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3193Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4477Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3193

    No nearby objects data