Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.59502E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T21:26:16+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57798
    NORAD ID 57798
    Object Type ROCKET BODY
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 67988
    NORAD ID 67988
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4C R/B STARLINK-36734
    Time of Closest Approach 2026-09-12T18:02:28+0000
    Collision Probability (Pc) 1.59502E-6
    Conjunction Distance (km) 2.62 km
    Relative Speed (km/s) 14.417 km/s
    Conjunction Risk Parameters R (Radial): -1.516 | I (In-track): -0.699 | C (Cross-track): 2.019
    Collision Risk Index (CRI) 0.39
    X Position (km) -1409.835 -1411.361
    Position Y (km) -6691.218 -6689.266
    Position Z (km) -584.776 -585.627
    Velocity X (km/s) -1.215 5.565
    Velocity Y (km/s) -0.379 -0.727
    Velocity Z (km/s) 7.556 -5.162

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B STARLINK-36734
    Semimajor Axis (a) 6933.135 km 6861.176 km
    Eccentricity (e) 0.010858 0.000134
    Inclination (i) 98.3132° 43.0000°
    RAAN 256.6001° 78.1757°
    Perigee Argument 9.5974° 276.4039°
    Mean Anomaly (M) 350.7289° 83.6660°
    Apogee 630.278 km 483.958 km
    Perigee 479.718 km 482.120 km
    Orbit Epoch 2026-09-12T00:29:50+0000 2026-09-11T19:15:23+0000

    CZ-4C R/B & STARLINK-36734 Collision Probability (Pc) Trend

    CZ-4C R/B & STARLINK-36734 Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & STARLINK-36734 Miss Distance (Miss Distance) Trend

    CZ-4C R/B & STARLINK-36734 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-36734Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36734Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data