Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.738915E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:28:00+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52704
    NORAD ID 52704
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65891
    NORAD ID 65891
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3999 STARLINK-34791
    Time of Closest Approach 2026-10-21T16:13:46+0000
    Collision Probability (Pc) 1.738915E-6
    Conjunction Distance (km) 2.323 km
    Relative Speed (km/s) 11.529 km/s
    Conjunction Risk Parameters R (Radial): -2.289 | I (In-track): -0.256 | C (Cross-track): -0.297
    Collision Risk Index (CRI) 0.4
    X Position (km) -5850.002 -5851.824
    Position Y (km) -2180.076 -2181.174
    Position Z (km) 2782.067 2783.001
    Velocity X (km/s) 3.957 -0.455
    Velocity Y (km/s) -3.877 -5.52
    Velocity Z (km/s) 5.262 -5.261

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3999 STARLINK-34791
    Semimajor Axis (a) 6837.873 km 6840.848 km
    Eccentricity (e) 0.000107 0.000133
    Inclination (i) 53.1586° 53.1590°
    RAAN 188.8721° 50.7477°
    Perigee Argument 86.6838° 97.9546°
    Mean Anomaly (M) 273.4287° 262.1608°
    Apogee 460.465 km 463.621 km
    Perigee 459.007 km 461.801 km
    Orbit Epoch 2026-10-19T23:28:44+0000 2026-10-19T08:52:12+0000

    STARLINK-3999 & STARLINK-34791 Collision Probability (Pc) Trend

    STARLINK-3999 & STARLINK-34791 Collision Probability (Pc) TrendNot Available

    STARLINK-3999 & STARLINK-34791 Miss Distance (Miss Distance) Trend

    STARLINK-3999 & STARLINK-34791 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3999Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34791Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3999Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34791Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3999

    No nearby objects data