Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.062525E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:21:39+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52679
    NORAD ID 52679
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66100
    NORAD ID 66100
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4031 STARLINK-35609
    Time of Closest Approach 2026-10-21T21:15:30+0000
    Collision Probability (Pc) 4.062525E-6
    Conjunction Distance (km) 1.506 km
    Relative Speed (km/s) 7.166 km/s
    Conjunction Risk Parameters R (Radial): -0.252 | I (In-track): 1.309 | C (Cross-track): -0.7
    Collision Risk Index (CRI) 0.47
    X Position (km) -1219.434 -1217.958
    Position Y (km) -4477.875 -4478.102
    Position Z (km) 5016.138 5015.949
    Velocity X (km/s) 7.201 5.819
    Velocity Y (km/s) 0.769 -4.311
    Velocity Z (km/s) 2.43 -2.43

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4031 STARLINK-35609
    Semimajor Axis (a) 6840.865 km 6840.812 km
    Eccentricity (e) 0.000126 0.000091
    Inclination (i) 53.1609° 53.1589°
    RAAN 208.6165° 137.8448°
    Perigee Argument 83.9634° 90.6430°
    Mean Anomaly (M) 276.1512° 269.4677°
    Apogee 463.590 km 463.299 km
    Perigee 461.866 km 462.051 km
    Orbit Epoch 2026-10-20T04:19:30+0000 2026-10-19T23:26:04+0000

    STARLINK-4031 & STARLINK-35609 Collision Probability (Pc) Trend

    STARLINK-4031 & STARLINK-35609 Collision Probability (Pc) TrendNot Available

    STARLINK-4031 & STARLINK-35609 Miss Distance (Miss Distance) Trend

    STARLINK-4031 & STARLINK-35609 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4031Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35609Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4031Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35609Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4031

    No nearby objects data