Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.651349E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T08:30:08+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 55351
    NORAD ID 55351
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57655
    NORAD ID 57655
    Object Type ROCKET BODY
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-5659 CZ-4C R/B
    Time of Closest Approach 2026-09-05T01:49:05+0000
    Collision Probability (Pc) 1.651349E-6
    Conjunction Distance (km) 2.485 km
    Relative Speed (km/s) 13.108 km/s
    Conjunction Risk Parameters R (Radial): 1.475 | I (In-track): -1.008 | C (Cross-track): -1.726
    Collision Risk Index (CRI) 0.39
    X Position (km) -1617.822 -1619.35
    Position Y (km) -5045.079 -5044.907
    Position Z (km) -4363.534 -4365.485
    Velocity X (km/s) 7.347 -2.753
    Velocity Y (km/s) -0.732 -4.108
    Velocity Z (km/s) -1.878 5.763

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5659 CZ-4C R/B
    Semimajor Axis (a) 6861.196 km 6821.059 km
    Eccentricity (e) 0.000115 0.005580
    Inclination (i) 43.0030° 97.9784°
    RAAN 12.5966° 243.8750°
    Perigee Argument 270.8237° 154.1287°
    Mean Anomaly (M) 89.2483° 206.2767°
    Apogee 483.847 km 480.987 km
    Perigee 482.271 km 404.857 km
    Orbit Epoch 2026-09-04T15:19:06+0000 2026-09-03T12:35:34+0000

    STARLINK-5659 & CZ-4C R/B Collision Probability (Pc) Trend

    STARLINK-5659 & CZ-4C R/B Collision Probability (Pc) TrendNot Available

    STARLINK-5659 & CZ-4C R/B Miss Distance (Miss Distance) Trend

    STARLINK-5659 & CZ-4C R/B Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5659Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-4C R/BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5659Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5659

    No nearby objects data