Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.962863E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:26:42+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58421
    NORAD ID 58421
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64344
    NORAD ID 64344
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30902 STARLINK-33977
    Time of Closest Approach 2026-09-13T09:36:31+0000
    Collision Probability (Pc) 8.962863E-6
    Conjunction Distance (km) 1.327 km
    Relative Speed (km/s) 12.393 km/s
    Conjunction Risk Parameters R (Radial): -0.775 | I (In-track): 0.629 | C (Cross-track): -0.874
    Collision Risk Index (CRI) 0.54
    X Position (km) -320.813 -321.821
    Position Y (km) 6514.706 6514.002
    Position Z (km) 2119.979 2119.483
    Velocity X (km/s) -5.783 -2.846
    Velocity Y (km/s) -1.8 2.07
    Velocity Z (km/s) 4.637 -6.764

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30902 STARLINK-33977
    Semimajor Axis (a) 6861.205 km 6855.267 km
    Eccentricity (e) 0.000095 0.000414
    Inclination (i) 43.0020° 70.0006°
    RAAN 86.8426° 287.3122°
    Perigee Argument 271.1914° 351.4072°
    Mean Anomaly (M) 88.8829° 8.7031°
    Apogee 483.720 km 479.966 km
    Perigee 482.416 km 474.294 km
    Orbit Epoch 2026-09-10T20:17:22+0000 2026-09-10T11:51:02+0000

    STARLINK-30902 & STARLINK-33977 Collision Probability (Pc) Trend

    STARLINK-30902 & STARLINK-33977 Collision Probability (Pc) TrendNot Available

    STARLINK-30902 & STARLINK-33977 Miss Distance (Miss Distance) Trend

    STARLINK-30902 & STARLINK-33977 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30902Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33977Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30902Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33977Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30902

    No nearby objects data