Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.723978E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T08:28:13+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52673
    NORAD ID 52673
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62659
    NORAD ID 62659
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3976 FLOCK 4G 4
    Time of Closest Approach 2026-10-18T02:44:10+0000
    Collision Probability (Pc) 1.723978E-6
    Conjunction Distance (km) 2.506 km
    Relative Speed (km/s) 14.45 km/s
    Conjunction Risk Parameters R (Radial): 0.208 | I (In-track): -0.808 | C (Cross-track): 2.362
    Collision Risk Index (CRI) 0.4
    X Position (km) 5558.981 5557.866
    Position Y (km) 716.139 718.219
    Position Z (km) 3907.724 3908.564
    Velocity X (km/s) 2.25 -4.136
    Velocity Y (km/s) 5.922 -1.741
    Velocity Z (km/s) -4.273 6.181

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3976 FLOCK 4G 4
    Semimajor Axis (a) 6837.862 km 6833.188 km
    Eccentricity (e) 0.000146 0.000259
    Inclination (i) 53.1551° 97.3858°
    RAAN 220.1935° 11.6319°
    Perigee Argument 92.7582° 190.1282°
    Mean Anomaly (M) 267.3588° 169.9911°
    Apogee 460.727 km 456.822 km
    Perigee 458.723 km 453.280 km
    Orbit Epoch 2026-10-17T19:54:18+0000 2026-10-17T04:42:30+0000

    STARLINK-3976 & FLOCK 4G 4 Collision Probability (Pc) Trend

    STARLINK-3976 & FLOCK 4G 4 Collision Probability (Pc) TrendNot Available

    STARLINK-3976 & FLOCK 4G 4 Miss Distance (Miss Distance) Trend

    STARLINK-3976 & FLOCK 4G 4 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3976Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 4Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3976Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 4Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3976

    No nearby objects data