Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.324344E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T21:21:55+0800
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    1 Object 1

    AOE ID 39242
    NORAD ID 39242
    Object Type ROCKET BODY
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 56799
    NORAD ID 56799
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4C R/B STARLINK-5953
    Time of Closest Approach 2026-10-22T03:07:20+0000
    Collision Probability (Pc) 2.324344E-6
    Conjunction Distance (km) 2.147 km
    Relative Speed (km/s) 14.019 km/s
    Conjunction Risk Parameters R (Radial): 1.598 | I (In-track): 0.603 | C (Cross-track): 1.302
    Collision Risk Index (CRI) 0.42
    X Position (km) 4138.849 4136.755
    Position Y (km) -5294.632 -5294.275
    Position Z (km) 1781.676 1781.366
    Velocity X (km/s) 1.849 3.233
    Velocity Y (km/s) 3.485 0.213
    Velocity Z (km/s) 6.714 -6.847

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B STARLINK-5953
    Semimajor Axis (a) 7372.901 km 6950.190 km
    Eccentricity (e) 0.061282 0.000229
    Inclination (i) 63.4153° 69.9986°
    RAAN 306.1116° 139.3421°
    Perigee Argument 353.7970° 273.3258°
    Mean Anomaly (M) 5.5716° 86.7639°
    Apogee 1446.594 km 573.646 km
    Perigee 542.934 km 570.460 km
    Orbit Epoch 2026-10-20T00:17:51+0000 2026-10-19T19:54:59+0000

    CZ-4C R/B & STARLINK-5953 Collision Probability (Pc) Trend

    CZ-4C R/B & STARLINK-5953 Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & STARLINK-5953 Miss Distance (Miss Distance) Trend

    CZ-4C R/B & STARLINK-5953 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-5953Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5953Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data