Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.097681E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T03:08:32+0800
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    1 Object 1

    AOE ID 61572
    NORAD ID 61572
    Object Type ROCKET BODY
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 65489
    NORAD ID 65489
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter CZ-4C R/B KAIYUN-1 (OBJECT B)
    Time of Closest Approach 2026-10-29T12:48:44+0000
    Collision Probability (Pc) 2.097681E-6
    Conjunction Distance (km) 2.275 km
    Relative Speed (km/s) 14.615 km/s
    Conjunction Risk Parameters R (Radial): 1.634 | I (In-track): -0.441 | C (Cross-track): -1.518
    Collision Risk Index (CRI) 0.41
    X Position (km) 2501.861 2503.45
    Position Y (km) -2062.473 -2061.732
    Position Z (km) 6069.87 6071.319
    Velocity X (km/s) -6.374 3.657
    Velocity Y (km/s) 2.389 -5.709
    Velocity Z (km/s) 3.439 -3.446

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B KAIYUN-1 (OBJECT B)
    Semimajor Axis (a) 6919.215 km 6883.059 km
    Eccentricity (e) 0.004655 0.001190
    Inclination (i) 97.8489° 97.4087°
    RAAN 333.5552° 124.4022°
    Perigee Argument 58.0129° 263.5323°
    Mean Anomaly (M) 302.5610° 96.4557°
    Apogee 573.285 km 513.115 km
    Perigee 508.871 km 496.729 km
    Orbit Epoch 2026-10-27T15:57:31+0000 2026-10-27T11:19:45+0000

    CZ-4C R/B & KAIYUN-1 (OBJECT B) Collision Probability (Pc) Trend

    CZ-4C R/B & KAIYUN-1 (OBJECT B) Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & KAIYUN-1 (OBJECT B) Miss Distance (Miss Distance) Trend

    CZ-4C R/B & KAIYUN-1 (OBJECT B) Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    KAIYUN-1 (OBJECT B)Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    KAIYUN-1 (OBJECT B)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data