Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.600371E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T03:52:56+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59659
    NORAD ID 59659
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66805
    NORAD ID 66805
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31881 STARLINK-36049
    Time of Closest Approach 2026-09-13T13:47:47+0000
    Collision Probability (Pc) 4.600371E-6
    Conjunction Distance (km) 1.418 km
    Relative Speed (km/s) 6.451 km/s
    Conjunction Risk Parameters R (Radial): 0.29 | I (In-track): 1.259 | C (Cross-track): 0.584
    Collision Risk Index (CRI) 0.48
    X Position (km) 5518.082 5517.978
    Position Y (km) 506.298 504.896
    Position Z (km) -4049.492 -4049.317
    Velocity X (km/s) 1.264 -2.524
    Velocity Y (km/s) 7.048 6.701
    Velocity Z (km/s) 2.605 -2.605

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31881 STARLINK-36049
    Semimajor Axis (a) 6861.206 km 6861.127 km
    Eccentricity (e) 0.000155 0.000199
    Inclination (i) 43.0024° 43.0010°
    RAAN 72.3393° 147.8667°
    Perigee Argument 271.9990° 265.3071°
    Mean Anomaly (M) 88.0684° 94.7553°
    Apogee 484.136 km 484.359 km
    Perigee 482.002 km 481.621 km
    Orbit Epoch 2026-09-10T20:08:54+0000 2026-09-11T01:07:17+0000

    STARLINK-31881 & STARLINK-36049 Collision Probability (Pc) Trend

    STARLINK-31881 & STARLINK-36049 Collision Probability (Pc) TrendNot Available

    STARLINK-31881 & STARLINK-36049 Miss Distance (Miss Distance) Trend

    STARLINK-31881 & STARLINK-36049 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31881Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36049Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31881Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36049Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31881

    No nearby objects data