Conjunction Event Detail

    Extreme Risk
    Extreme collision probability. Maneuver strongly recommended for primary asset.
    1.401273E-3
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T00:58:50+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 54844
    NORAD ID 54844
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59618
    NORAD ID 59618
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5388 STARLINK-31784
    Time of Closest Approach 2026-09-03T05:37:38+0000
    Collision Probability (Pc) 1.401273E-3
    Conjunction Distance (km) 0.048 km
    Relative Speed (km/s) 7.609 km/s
    Conjunction Risk Parameters R (Radial): 0.016 | I (In-track): 0.036 | C (Cross-track): 0.028
    Collision Risk Index (CRI) 0.98
    X Position (km) 1399.052 1399.012
    Position Y (km) 5621.668 5621.695
    Position Z (km) -3680.101 -3680.105
    Velocity X (km/s) -6.9 -5.915
    Velocity Y (km/s) -0.384 3.573
    Velocity Z (km/s) -3.212 3.212

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5388 STARLINK-31784
    Semimajor Axis (a) 6861.202 km 6861.084 km
    Eccentricity (e) 0.000172 0.000155
    Inclination (i) 43.0021° 43.0040°
    RAAN 218.8311° 131.8710°
    Perigee Argument 268.5147° 243.2613°
    Mean Anomaly (M) 91.5508° 116.8080°
    Apogee 484.245 km 484.012 km
    Perigee 481.885 km 481.882 km
    Orbit Epoch 2026-09-02T05:04:40+0000 2026-08-31T22:55:50+0000

    STARLINK-5388 & STARLINK-31784 Collision Probability (Pc) Trend

    STARLINK-5388 & STARLINK-31784 Collision Probability (Pc) TrendNot Available

    STARLINK-5388 & STARLINK-31784 Miss Distance (Miss Distance) Trend

    STARLINK-5388 & STARLINK-31784 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5388Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31784Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5388Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31784Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5388

    No nearby objects data