Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.620398E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T00:21:54+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52548
    NORAD ID 52548
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64166
    NORAD ID 64166
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3931 STARLINK-34313
    Time of Closest Approach 2026-10-21T11:56:59+0000
    Collision Probability (Pc) 1.620398E-6
    Conjunction Distance (km) 2.61 km
    Relative Speed (km/s) 14.646 km/s
    Conjunction Risk Parameters R (Radial): -2.609 | I (In-track): 0.011 | C (Cross-track): -0.043
    Collision Risk Index (CRI) 0.39
    X Position (km) 5801.948 5804.152
    Position Y (km) -2362.006 -2362.948
    Position Z (km) 2747.153 2748.186
    Velocity X (km/s) 4.04 -3.22
    Velocity Y (km/s) 3.753 0.17
    Velocity Z (km/s) -5.284 6.92

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3931 STARLINK-34313
    Semimajor Axis (a) 6843.372 km 6843.702 km
    Eccentricity (e) 0.000143 0.000125
    Inclination (i) 53.1580° 97.2863°
    RAAN 183.5629° 339.4521°
    Perigee Argument 88.1517° 101.2922°
    Mean Anomaly (M) 271.9649° 258.8461°
    Apogee 466.213 km 466.419 km
    Perigee 464.257 km 464.711 km
    Orbit Epoch 2026-10-20T02:27:11+0000 2026-10-19T20:41:37+0000

    STARLINK-3931 & STARLINK-34313 Collision Probability (Pc) Trend

    STARLINK-3931 & STARLINK-34313 Collision Probability (Pc) TrendNot Available

    STARLINK-3931 & STARLINK-34313 Miss Distance (Miss Distance) Trend

    STARLINK-3931 & STARLINK-34313 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3931Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34313Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3931Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34313Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3931

    No nearby objects data