Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    9.791177E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T14:42:32+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 59305
    NORAD ID 59305
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SBSS (USA 216) STARLINK-31500
    Time of Closest Approach 2026-09-06T12:33:17+0000
    Collision Probability (Pc) 9.791177E-6
    Conjunction Distance (km) 1.327 km
    Relative Speed (km/s) 14.07 km/s
    Conjunction Risk Parameters R (Radial): -0.711 | I (In-track): -0.442 | C (Cross-track): 1.028
    Collision Risk Index (CRI) 0.55
    X Position (km) -4764.722 -4763.424
    Position Y (km) 3963.967 3964.124
    Position Z (km) -2950.011 -2950.239
    Velocity X (km/s) -1.798 -2.473
    Velocity Y (km/s) 2.973 -5.972
    Velocity Z (km/s) 6.802 -4.037

    Orbital Parameters 国际轨道数据源

    Parameter SBSS (USA 216) STARLINK-31500
    Semimajor Axis (a) 6892.785 km 6861.174 km
    Eccentricity (e) 0.007842 0.000141
    Inclination (i) 97.7195° 43.0027°
    RAAN 133.8691° 306.3621°
    Perigee Argument 292.3431° 282.9437°
    Mean Anomaly (M) 128.9947° 77.1258°
    Apogee 568.699 km 484.005 km
    Perigee 460.597 km 482.069 km
    Orbit Epoch 2026-09-03T21:37:17+0000 2026-09-03T12:58:58+0000

    SBSS (USA 216) & STARLINK-31500 Collision Probability (Pc) Trend

    SBSS (USA 216) & STARLINK-31500 Collision Probability (Pc) TrendNot Available

    SBSS (USA 216) & STARLINK-31500 Miss Distance (Miss Distance) Trend

    SBSS (USA 216) & STARLINK-31500 Miss Distance (Miss Distance) TrendNot Available

    SBSS (USA 216)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31500Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SBSS (USA 216)Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31500Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SBSS (USA 216)

    No nearby objects data