Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.536627E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T04:10:33+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 55465
    NORAD ID 55465
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59657
    NORAD ID 59657
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5674 STARLINK-31904
    Time of Closest Approach 2026-10-20T20:01:58+0000
    Collision Probability (Pc) 4.536627E-6
    Conjunction Distance (km) 1.413 km
    Relative Speed (km/s) 6.214 km/s
    Conjunction Risk Parameters R (Radial): -0.429 | I (In-track): 1.23 | C (Cross-track): 0.547
    Collision Risk Index (CRI) 0.48
    X Position (km) -600.85 -599.475
    Position Y (km) -5458.326 -5458.133
    Position Z (km) 4105.815 4105.556
    Velocity X (km/s) 6.719 7.128
    Velocity Y (km/s) -2.614 1.091
    Velocity Z (km/s) -2.486 2.485

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5674 STARLINK-31904
    Semimajor Axis (a) 6861.016 km 6861.191 km
    Eccentricity (e) 0.000229 0.000139
    Inclination (i) 43.0069° 42.9987°
    RAAN 147.5216° 219.6711°
    Perigee Argument 269.1010° 267.0032°
    Mean Anomaly (M) 90.9580° 93.0660°
    Apogee 484.450 km 484.011 km
    Perigee 481.308 km 482.097 km
    Orbit Epoch 2026-10-18T23:34:45+0000 2026-10-19T04:32:00+0000

    STARLINK-5674 & STARLINK-31904 Collision Probability (Pc) Trend

    STARLINK-5674 & STARLINK-31904 Collision Probability (Pc) TrendNot Available

    STARLINK-5674 & STARLINK-31904 Miss Distance (Miss Distance) Trend

    STARLINK-5674 & STARLINK-31904 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5674Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31904Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5674Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31904Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5674

    No nearby objects data