Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.879137E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:24:51+0800
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    1 Object 1

    AOE ID 37168
    NORAD ID 37168
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 48131
    NORAD ID 48131
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SBSS (USA 216) STARLINK-2473
    Time of Closest Approach 2026-09-11T20:18:28+0000
    Collision Probability (Pc) 1.879137E-6
    Conjunction Distance (km) 2.362 km
    Relative Speed (km/s) 13.846 km/s
    Conjunction Risk Parameters R (Radial): 2.296 | I (In-track): -0.237 | C (Cross-track): 0.501
    Collision Risk Index (CRI) 0.4
    X Position (km) 3244.304 3243.38
    Position Y (km) -3398.069 -3396.451
    Position Z (km) -4993.763 -4992.312
    Velocity X (km/s) -4.869 6.677
    Velocity Y (km/s) 2.93 2.667
    Velocity Z (km/s) -5.111 2.526

    Orbital Parameters 国际轨道数据源

    Parameter SBSS (USA 216) STARLINK-2473
    Semimajor Axis (a) 6892.674 km 6848.883 km
    Eccentricity (e) 0.007823 0.000104
    Inclination (i) 97.7188° 53.1588°
    RAAN 140.8533° 12.2421°
    Perigee Argument 268.1887° 71.6372°
    Mean Anomaly (M) 132.1680° 288.4743°
    Apogee 568.460 km 471.457 km
    Perigee 460.614 km 470.035 km
    Orbit Epoch 2026-09-10T18:09:25+0000 2026-09-10T14:50:21+0000

    SBSS (USA 216) & STARLINK-2473 Collision Probability (Pc) Trend

    SBSS (USA 216) & STARLINK-2473 Collision Probability (Pc) TrendNot Available

    SBSS (USA 216) & STARLINK-2473 Miss Distance (Miss Distance) Trend

    SBSS (USA 216) & STARLINK-2473 Miss Distance (Miss Distance) TrendNot Available

    SBSS (USA 216)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-2473Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SBSS (USA 216)Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-2473Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SBSS (USA 216)

    No nearby objects data