Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.217018E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T08:03:40+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58393
    NORAD ID 58393
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67727
    NORAD ID 67727
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30939 STARLINK-36741
    Time of Closest Approach 2026-10-21T07:06:14+0000
    Collision Probability (Pc) 2.217018E-6
    Conjunction Distance (km) 1.873 km
    Relative Speed (km/s) 7.542 km/s
    Conjunction Risk Parameters R (Radial): 0.9 | I (In-track): 1.427 | C (Cross-track): -0.815
    Collision Risk Index (CRI) 0.42
    X Position (km) -5301.793 -5303.522
    Position Y (km) 796.971 796.659
    Position Z (km) 4246.204 4245.554
    Velocity X (km/s) -3.893 -4.45
    Velocity Y (km/s) -5.32 1.916
    Velocity Z (km/s) -3.851 -5.901

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30939 STARLINK-36741
    Semimajor Axis (a) 6840.881 km 6843.611 km
    Eccentricity (e) 0.000484 0.000118
    Inclination (i) 53.1625° 97.2828°
    RAAN 32.5502° 344.4640°
    Perigee Argument 313.4220° 98.2112°
    Mean Anomaly (M) 46.6380° 261.9266°
    Apogee 466.054 km 466.285 km
    Perigee 459.434 km 464.663 km
    Orbit Epoch 2026-10-20T07:05:42+0000 2026-10-20T02:18:05+0000

    STARLINK-30939 & STARLINK-36741 Collision Probability (Pc) Trend

    STARLINK-30939 & STARLINK-36741 Collision Probability (Pc) TrendNot Available

    STARLINK-30939 & STARLINK-36741 Miss Distance (Miss Distance) Trend

    STARLINK-30939 & STARLINK-36741 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30939Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36741Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30939Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36741Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30939

    No nearby objects data