Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.941283E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-27T08:51:51+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52258
    NORAD ID 52258
    Object Type ROCKET BODY
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 55570
    NORAD ID 55570
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4C R/B STARLINK-5737
    Time of Closest Approach 2026-08-27T19:32:57+0000
    Collision Probability (Pc) 1.941283E-6
    Conjunction Distance (km) 2.35 km
    Relative Speed (km/s) 14.376 km/s
    Conjunction Risk Parameters R (Radial): 1.221 | I (In-track): 0.69 | C (Cross-track): 1.886
    Collision Risk Index (CRI) 0.41
    X Position (km) -1914.269 -1916.249
    Position Y (km) 6451.645 6452.112
    Position Z (km) -1336.779 -1337.955
    Velocity X (km/s) 1.492 -5.729
    Velocity Y (km/s) -1.095 -0.672
    Velocity Z (km/s) -7.438 4.985

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B STARLINK-5737
    Semimajor Axis (a) 6933.660 km 6861.199 km
    Eccentricity (e) 0.011099 0.000101
    Inclination (i) 98.2351° 43.0013°
    RAAN 286.8626° 129.5539°
    Perigee Argument 197.8461° 237.0029°
    Mean Anomaly (M) 161.8853° 123.0725°
    Apogee 632.481 km 483.755 km
    Perigee 478.565 km 482.369 km
    Orbit Epoch 2026-08-26T13:57:09+0000 2026-08-25T22:06:46+0000

    CZ-4C R/B & STARLINK-5737 Collision Probability (Pc) Trend

    CZ-4C R/B & STARLINK-5737 Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & STARLINK-5737 Miss Distance (Miss Distance) Trend

    CZ-4C R/B & STARLINK-5737 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-5737Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5737Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data