Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.697825E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T13:11:00+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59579
    NORAD ID 59579
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67355
    NORAD ID 67355
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31686 STARLINK-36477
    Time of Closest Approach 2026-09-14T15:27:24+0000
    Collision Probability (Pc) 1.697825E-6
    Conjunction Distance (km) 2.243 km
    Relative Speed (km/s) 9.82 km/s
    Conjunction Risk Parameters R (Radial): 0.439 | I (In-track): 1.684 | C (Cross-track): -1.415
    Collision Risk Index (CRI) 0.4
    X Position (km) 4951.134 4950.01
    Position Y (km) 4292.557 4294.493
    Position Z (km) 2024.045 2024.175
    Velocity X (km/s) -4.923 -2.726
    Velocity Y (km/s) 3.458 5.362
    Velocity Z (km/s) 4.69 -4.689

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31686 STARLINK-36477
    Semimajor Axis (a) 6861.201 km 6861.177 km
    Eccentricity (e) 0.000094 0.000092
    Inclination (i) 43.0016° 42.9998°
    RAAN 37.8490° 256.7159°
    Perigee Argument 293.2337° 282.1185°
    Mean Anomaly (M) 66.8416° 77.9563°
    Apogee 483.707 km 483.672 km
    Perigee 482.421 km 482.408 km
    Orbit Epoch 2026-09-11T18:17:49+0000 2026-09-11T17:44:19+0000

    STARLINK-31686 & STARLINK-36477 Collision Probability (Pc) Trend

    STARLINK-31686 & STARLINK-36477 Collision Probability (Pc) TrendNot Available

    STARLINK-31686 & STARLINK-36477 Miss Distance (Miss Distance) Trend

    STARLINK-31686 & STARLINK-36477 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31686Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36477Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31686Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36477Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31686

    No nearby objects data