Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.735847E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T17:50:01+0800
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    1 Object 1

    AOE ID 39211
    NORAD ID 39211
    Object Type ROCKET BODY
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69125
    NORAD ID 69125
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4C R/B STARLINK-37722
    Time of Closest Approach 2026-10-29T16:53:31+0000
    Collision Probability (Pc) 3.735847E-6
    Conjunction Distance (km) 1.718 km
    Relative Speed (km/s) 11.633 km/s
    Conjunction Risk Parameters R (Radial): 1.484 | I (In-track): -0.561 | C (Cross-track): -0.656
    Collision Risk Index (CRI) 0.46
    X Position (km) 238.521 239.428
    Position Y (km) -1391.699 -1391.88
    Position Z (km) -6703.292 -6704.738
    Velocity X (km/s) -4.112 -5.616
    Velocity Y (km/s) -6.298 4.993
    Velocity Z (km/s) 1.121 -1.238

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B STARLINK-37722
    Semimajor Axis (a) 6821.289 km 6843.711 km
    Eccentricity (e) 0.006105 0.000152
    Inclination (i) 97.9666° 97.2846°
    RAAN 235.9472° 135.4344°
    Perigee Argument 163.7779° 111.0178°
    Mean Anomaly (M) 196.5439° 249.1228°
    Apogee 484.795 km 466.618 km
    Perigee 401.509 km 464.530 km
    Orbit Epoch 2026-10-27T18:29:41+0000 2026-10-27T23:02:26+0000

    CZ-4C R/B & STARLINK-37722 Collision Probability (Pc) Trend

    CZ-4C R/B & STARLINK-37722 Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & STARLINK-37722 Miss Distance (Miss Distance) Trend

    CZ-4C R/B & STARLINK-37722 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-37722Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37722Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data