Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.116182E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T21:38:53+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57923
    NORAD ID 57923
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59642
    NORAD ID 59642
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30440 STARLINK-31660
    Time of Closest Approach 2026-10-22T14:36:58+0000
    Collision Probability (Pc) 2.116182E-6
    Conjunction Distance (km) 2.023 km
    Relative Speed (km/s) 9.576 km/s
    Conjunction Risk Parameters R (Radial): 0.472 | I (In-track): 1.532 | C (Cross-track): -1.234
    Collision Risk Index (CRI) 0.42
    X Position (km) 1229.131 1227.116
    Position Y (km) -6324.194 -6324.134
    Position Z (km) 2352.866 2352.704
    Velocity X (km/s) 6.142 5.515
    Velocity Y (km/s) -0.485 2.749
    Velocity Z (km/s) -4.495 4.495

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30440 STARLINK-31660
    Semimajor Axis (a) 6861.181 km 6861.289 km
    Eccentricity (e) 0.000133 0.000066
    Inclination (i) 43.0038° 43.0016°
    RAAN 142.6930° 274.5633°
    Perigee Argument 270.2847° 269.0851°
    Mean Anomaly (M) 89.7852° 90.9925°
    Apogee 483.958 km 483.602 km
    Perigee 482.130 km 482.702 km
    Orbit Epoch 2026-10-19T07:30:02+0000 2026-10-19T15:51:57+0000

    STARLINK-30440 & STARLINK-31660 Collision Probability (Pc) Trend

    STARLINK-30440 & STARLINK-31660 Collision Probability (Pc) TrendNot Available

    STARLINK-30440 & STARLINK-31660 Miss Distance (Miss Distance) Trend

    STARLINK-30440 & STARLINK-31660 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30440Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31660Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30440Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31660Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30440

    No nearby objects data