Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.499853E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T21:59:13+0800
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    1 Object 1

    AOE ID 58790
    NORAD ID 58790
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63680
    NORAD ID 63680
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31187 STARLINK-33887
    Time of Closest Approach 2026-09-07T12:20:40+0000
    Collision Probability (Pc) 1.499853E-5
    Conjunction Distance (km) 1.087 km
    Relative Speed (km/s) 9.616 km/s
    Conjunction Risk Parameters R (Radial): 1.078 | I (In-track): -0.102 | C (Cross-track): 0.096
    Collision Risk Index (CRI) 0.59
    X Position (km) 3116.904 3116.291
    Position Y (km) 5666.288 5665.463
    Position Z (km) -2299.186 -2298.834
    Velocity X (km/s) -5.958 -4.408
    Velocity Y (km/s) 1.441 4.26
    Velocity Z (km/s) -4.53 4.531

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31187 STARLINK-33887
    Semimajor Axis (a) 6861.371 km 6861.155 km
    Eccentricity (e) 0.000266 0.000119
    Inclination (i) 43.0072° 43.0044°
    RAAN 231.5368° 97.9886°
    Perigee Argument 289.0439° 259.8620°
    Mean Anomaly (M) 71.0125° 100.2097°
    Apogee 485.056 km 483.836 km
    Perigee 481.412 km 482.200 km
    Orbit Epoch 2026-09-05T06:04:27+0000 2026-09-04T23:16:22+0000

    STARLINK-31187 & STARLINK-33887 Collision Probability (Pc) Trend

    STARLINK-31187 & STARLINK-33887 Collision Probability (Pc) TrendNot Available

    STARLINK-31187 & STARLINK-33887 Miss Distance (Miss Distance) Trend

    STARLINK-31187 & STARLINK-33887 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31187Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33887Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31187Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33887Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31187

    No nearby objects data