Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.666346E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:17:57+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 47648
    NORAD ID 47648
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53530
    NORAD ID 53530
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2031 STARLINK-4482
    Time of Closest Approach 2026-10-21T08:07:50+0000
    Collision Probability (Pc) 2.666346E-6
    Conjunction Distance (km) 1.66 km
    Relative Speed (km/s) 5.918 km/s
    Conjunction Risk Parameters R (Radial): 0.79 | I (In-track): 1.347 | C (Cross-track): 0.563
    Collision Risk Index (CRI) 0.44
    X Position (km) 4229.084 4229.057
    Position Y (km) 1398.328 1396.783
    Position Z (km) -5196.384 -5195.781
    Velocity X (km/s) -0.074 -4.337
    Velocity Y (km/s) 7.378 5.969
    Velocity Z (km/s) 1.927 -1.927

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2031 STARLINK-4482
    Semimajor Axis (a) 6838.465 km 6837.868 km
    Eccentricity (e) 0.000139 0.000127
    Inclination (i) 53.1597° 53.1602°
    RAAN 83.2245° 142.6732°
    Perigee Argument 89.7034° 89.6659°
    Mean Anomaly (M) 240.6848° 270.4490°
    Apogee 461.277 km 460.603 km
    Perigee 459.379 km 458.859 km
    Orbit Epoch 2026-10-20T12:00:03+0000 2026-10-20T04:28:53+0000

    STARLINK-2031 & STARLINK-4482 Collision Probability (Pc) Trend

    STARLINK-2031 & STARLINK-4482 Collision Probability (Pc) TrendNot Available

    STARLINK-2031 & STARLINK-4482 Miss Distance (Miss Distance) Trend

    STARLINK-2031 & STARLINK-4482 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2031Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4482Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2031Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4482Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2031

    No nearby objects data