Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.689062E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T05:10:32+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 59655
    NORAD ID 59655
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4C R/B STARLINK-31665
    Time of Closest Approach 2026-10-22T03:29:55+0000
    Collision Probability (Pc) 6.689062E-6
    Conjunction Distance (km) 1.484 km
    Relative Speed (km/s) 13.995 km/s
    Conjunction Risk Parameters R (Radial): 1.035 | I (In-track): -0.436 | C (Cross-track): -0.969
    Collision Risk Index (CRI) 0.52
    X Position (km) 5701.662 5700.804
    Position Y (km) -1811.625 -1810.414
    Position Z (km) 3353.795 3353.791
    Velocity X (km/s) -3.89 3.877
    Velocity Y (km/s) -0.083 5.479
    Velocity Z (km/s) 6.604 -3.623

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B STARLINK-31665
    Semimajor Axis (a) 6933.093 km 6861.171 km
    Eccentricity (e) 0.011159 0.000197
    Inclination (i) 98.2268° 43.0000°
    RAAN 343.9069° 216.1360°
    Perigee Argument 20.3805° 250.3738°
    Mean Anomaly (M) 340.1819° 109.6901°
    Apogee 632.319 km 484.388 km
    Perigee 477.593 km 481.680 km
    Orbit Epoch 2026-10-19T05:06:36+0000 2026-10-19T04:17:52+0000

    CZ-4C R/B & STARLINK-31665 Collision Probability (Pc) Trend

    CZ-4C R/B & STARLINK-31665 Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & STARLINK-31665 Miss Distance (Miss Distance) Trend

    CZ-4C R/B & STARLINK-31665 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-31665Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31665Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data