Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.034273E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T22:00:15+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52564
    NORAD ID 52564
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64171
    NORAD ID 64171
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3959 STARLINK-34228
    Time of Closest Approach 2026-10-22T16:41:54+0000
    Collision Probability (Pc) 2.034273E-6
    Conjunction Distance (km) 1.902 km
    Relative Speed (km/s) 7.005 km/s
    Conjunction Risk Parameters R (Radial): -0.134 | I (In-track): 1.688 | C (Cross-track): -0.866
    Collision Risk Index (CRI) 0.41
    X Position (km) 2345.269 2346.948
    Position Y (km) 3990.41 3989.523
    Position Z (km) -5055.395 -5055.498
    Velocity X (km/s) -7.143 -4.525
    Velocity Y (km/s) 1.204 5.657
    Velocity Z (km/s) -2.366 2.365

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3959 STARLINK-34228
    Semimajor Axis (a) 6848.874 km 6848.782 km
    Eccentricity (e) 0.000125 0.000184
    Inclination (i) 53.1604° 53.1574°
    RAAN 196.6469° 127.8252°
    Perigee Argument 91.6098° 98.1655°
    Mean Anomaly (M) 268.5046° 261.9556°
    Apogee 471.593 km 471.906 km
    Perigee 469.881 km 469.384 km
    Orbit Epoch 2026-10-20T02:32:59+0000 2026-10-19T20:05:26+0000

    STARLINK-3959 & STARLINK-34228 Collision Probability (Pc) Trend

    STARLINK-3959 & STARLINK-34228 Collision Probability (Pc) TrendNot Available

    STARLINK-3959 & STARLINK-34228 Miss Distance (Miss Distance) Trend

    STARLINK-3959 & STARLINK-34228 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3959Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34228Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3959Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34228Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3959

    No nearby objects data