Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.424978E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:18:16+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53595
    NORAD ID 53595
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69556
    NORAD ID 69556
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4684 STARLINK-37927
    Time of Closest Approach 2026-09-05T14:09:38+0000
    Collision Probability (Pc) 1.424978E-6
    Conjunction Distance (km) 2.763 km
    Relative Speed (km/s) 13.656 km/s
    Conjunction Risk Parameters R (Radial): -2.739 | I (In-track): -0.155 | C (Cross-track): -0.312
    Collision Risk Index (CRI) 0.38
    X Position (km) -137.919 -138.145
    Position Y (km) -4559.085 -4557.41
    Position Z (km) 5099.439 5097.255
    Velocity X (km/s) 6.79 -1.282
    Velocity Y (km/s) -2.694 5.634
    Velocity Z (km/s) -2.219 4.99

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4684 STARLINK-37927
    Semimajor Axis (a) 6848.884 km 6843.718 km
    Eccentricity (e) 0.000138 0.000089
    Inclination (i) 53.1597° 97.2837°
    RAAN 151.6924° 274.9325°
    Perigee Argument 69.3534° 100.1387°
    Mean Anomaly (M) 290.7615° 259.9956°
    Apogee 471.693 km 466.191 km
    Perigee 469.801 km 464.971 km
    Orbit Epoch 2026-09-04T04:47:27+0000 2026-09-04T00:21:44+0000

    STARLINK-4684 & STARLINK-37927 Collision Probability (Pc) Trend

    STARLINK-4684 & STARLINK-37927 Collision Probability (Pc) TrendNot Available

    STARLINK-4684 & STARLINK-37927 Miss Distance (Miss Distance) Trend

    STARLINK-4684 & STARLINK-37927 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4684Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37927Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4684Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37927Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4684

    No nearby objects data