Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.718989E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T06:27:03+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59416
    NORAD ID 59416
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66865
    NORAD ID 66865
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31399 STARLINK-36117
    Time of Closest Approach 2026-10-20T12:54:36+0000
    Collision Probability (Pc) 6.718989E-6
    Conjunction Distance (km) 1.254 km
    Relative Speed (km/s) 6.18 km/s
    Conjunction Risk Parameters R (Radial): 0.818 | I (In-track): -0.869 | C (Cross-track): -0.384
    Collision Risk Index (CRI) 0.52
    X Position (km) 927.7 928.526
    Position Y (km) -5406.863 -5406.058
    Position Z (km) 4112.981 4112.49
    Velocity X (km/s) 6.558 7.187
    Velocity Y (km/s) 3.009 -0.65
    Velocity Z (km/s) 2.47 -2.47

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31399 STARLINK-36117
    Semimajor Axis (a) 6861.153 km 6861.145 km
    Eccentricity (e) 0.000185 0.000127
    Inclination (i) 43.0001° 42.9991°
    RAAN 239.1617° 167.4774°
    Perigee Argument 242.4924° 269.2455°
    Mean Anomaly (M) 117.5740° 90.8251°
    Apogee 484.284 km 483.879 km
    Perigee 481.748 km 482.137 km
    Orbit Epoch 2026-10-18T05:43:04+0000 2026-10-18T00:45:58+0000

    STARLINK-31399 & STARLINK-36117 Collision Probability (Pc) Trend

    STARLINK-31399 & STARLINK-36117 Collision Probability (Pc) TrendNot Available

    STARLINK-31399 & STARLINK-36117 Miss Distance (Miss Distance) Trend

    STARLINK-31399 & STARLINK-36117 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31399Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36117Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31399Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36117Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31399

    No nearby objects data