Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.579532E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T17:00:25+0800
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    1 Object 1

    AOE ID 48571
    NORAD ID 48571
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63716
    NORAD ID 63716
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2221 STARLINK-33749
    Time of Closest Approach 2026-09-13T16:32:22+0000
    Collision Probability (Pc) 2.579532E-5
    Conjunction Distance (km) 0.891 km
    Relative Speed (km/s) 7.88 km/s
    Conjunction Risk Parameters R (Radial): 0.195 | I (In-track): -0.742 | C (Cross-track): -0.451
    Collision Risk Index (CRI) 0.63
    X Position (km) 2019.142 2019.874
    Position Y (km) -4356.791 -4356.304
    Position Z (km) -4890.972 -4890.831
    Velocity X (km/s) 7.101 4.737
    Velocity Y (km/s) 0.194 5.293
    Velocity Z (km/s) 2.761 -2.761

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2221 STARLINK-33749
    Semimajor Axis (a) 6848.888 km 6848.855 km
    Eccentricity (e) 0.000106 0.000127
    Inclination (i) 53.1611° 53.1599°
    RAAN 359.1781° 78.3634°
    Perigee Argument 90.7598° 76.7389°
    Mean Anomaly (M) 269.3525° 283.3754°
    Apogee 471.475 km 471.586 km
    Perigee 470.027 km 469.850 km
    Orbit Epoch 2026-09-10T13:38:44+0000 2026-09-10T20:08:48+0000

    STARLINK-2221 & STARLINK-33749 Collision Probability (Pc) Trend

    STARLINK-2221 & STARLINK-33749 Collision Probability (Pc) TrendNot Available

    STARLINK-2221 & STARLINK-33749 Miss Distance (Miss Distance) Trend

    STARLINK-2221 & STARLINK-33749 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2221Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33749Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2221Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33749Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2221

    No nearby objects data