Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.16726E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:11:05+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53035
    NORAD ID 53035
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57644
    NORAD ID 57644
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4157 STARLINK-30247
    Time of Closest Approach 2026-09-14T06:14:39+0000
    Collision Probability (Pc) 1.16726E-6
    Conjunction Distance (km) 2.951 km
    Relative Speed (km/s) 11.231 km/s
    Conjunction Risk Parameters R (Radial): 2.678 | I (In-track): 0.846 | C (Cross-track): -0.906
    Collision Risk Index (CRI) 0.36
    X Position (km) 3096.998 3099.313
    Position Y (km) -6023.824 -6025.628
    Position Z (km) -1083.931 -1084.234
    Velocity X (km/s) 4.551 4.651
    Velocity Y (km/s) 1.27 3.299
    Velocity Z (km/s) 5.985 -5.061

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4157 STARLINK-30247
    Semimajor Axis (a) 6857.362 km 6861.218 km
    Eccentricity (e) 0.000097 0.000102
    Inclination (i) 53.1604° 43.0026°
    RAAN 317.6708° 125.6325°
    Perigee Argument 97.2355° 271.8367°
    Mean Anomaly (M) 333.4017° 88.2368°
    Apogee 479.889 km 483.785 km
    Perigee 478.561 km 482.377 km
    Orbit Epoch 2026-09-11T08:00:04+0000 2026-09-11T00:30:27+0000

    STARLINK-4157 & STARLINK-30247 Collision Probability (Pc) Trend

    STARLINK-4157 & STARLINK-30247 Collision Probability (Pc) TrendNot Available

    STARLINK-4157 & STARLINK-30247 Miss Distance (Miss Distance) Trend

    STARLINK-4157 & STARLINK-30247 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4157Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30247Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4157Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30247Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4157

    No nearby objects data