Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.744376E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:59:19+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52650
    NORAD ID 52650
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64489
    NORAD ID 64489
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3891 STARLINK-34307
    Time of Closest Approach 2026-09-06T08:05:57+0000
    Collision Probability (Pc) 1.744376E-6
    Conjunction Distance (km) 2.34 km
    Relative Speed (km/s) 11.869 km/s
    Conjunction Risk Parameters R (Radial): 2.291 | I (In-track): 0.301 | C (Cross-track): -0.369
    Collision Risk Index (CRI) 0.4
    X Position (km) -6242.514 -6244.739
    Position Y (km) 1835.945 1836.103
    Position Z (km) 2095.527 2096.23
    Velocity X (km/s) 0.396 -3.11
    Velocity Y (km/s) -5.131 -4.099
    Velocity Z (km/s) 5.646 -5.646

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3891 STARLINK-34307
    Semimajor Axis (a) 6837.868 km 6840.838 km
    Eccentricity (e) 0.000116 0.000137
    Inclination (i) 53.1606° 53.1600°
    RAAN 161.5476° 9.2947°
    Perigee Argument 92.7458° 96.9269°
    Mean Anomaly (M) 267.3678° 263.1890°
    Apogee 460.526 km 463.640 km
    Perigee 458.936 km 461.762 km
    Orbit Epoch 2026-09-03T19:04:28+0000 2026-09-03T20:00:53+0000

    STARLINK-3891 & STARLINK-34307 Collision Probability (Pc) Trend

    STARLINK-3891 & STARLINK-34307 Collision Probability (Pc) TrendNot Available

    STARLINK-3891 & STARLINK-34307 Miss Distance (Miss Distance) Trend

    STARLINK-3891 & STARLINK-34307 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3891Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34307Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3891Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34307Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3891

    No nearby objects data