Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.328036E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T09:09:32+0800
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    1 Object 1

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

    2 Object 2

    AOE ID 68011
    NORAD ID 68011
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4C R/B STARLINK-36991
    Time of Closest Approach 2026-10-25T08:06:39+0000
    Collision Probability (Pc) 1.328036E-6
    Conjunction Distance (km) 2.966 km
    Relative Speed (km/s) 14.236 km/s
    Conjunction Risk Parameters R (Radial): -2.817 | I (In-track): -0.347 | C (Cross-track): 0.86
    Collision Risk Index (CRI) 0.37
    X Position (km) 6237.968 6235.399
    Position Y (km) -1416.88 -1417.112
    Position Z (km) 2480.989 2479.527
    Velocity X (km/s) -2.912 2.999
    Velocity Y (km/s) -0.544 5.453
    Velocity Z (km/s) 7.068 -4.41

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B STARLINK-36991
    Semimajor Axis (a) 6933.044 km 6861.110 km
    Eccentricity (e) 0.011116 0.000121
    Inclination (i) 98.2263° 43.0006°
    RAAN 349.1422° 198.5869°
    Perigee Argument 4.0332° 282.5030°
    Mean Anomaly (M) 356.1761° 77.5686°
    Apogee 631.979 km 483.804 km
    Perigee 477.835 km 482.142 km
    Orbit Epoch 2026-10-24T03:16:31+0000 2026-10-24T03:13:14+0000

    CZ-4C R/B & STARLINK-36991 Collision Probability (Pc) Trend

    CZ-4C R/B & STARLINK-36991 Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & STARLINK-36991 Miss Distance (Miss Distance) Trend

    CZ-4C R/B & STARLINK-36991 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-36991Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36991Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data