Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.06944E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T22:09:49+0800
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    1 Object 1

    AOE ID 65489
    NORAD ID 65489
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 66723
    NORAD ID 66723
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter KAIYUN-1 (OBJECT B) FLOCK 4H 20
    Time of Closest Approach 2026-10-29T23:00:27+0000
    Collision Probability (Pc) 7.06944E-5
    Conjunction Distance (km) 0.719 km
    Relative Speed (km/s) 12.489 km/s
    Conjunction Risk Parameters R (Radial): -0.634 | I (In-track): -0.199 | C (Cross-track): 0.271
    Collision Risk Index (CRI) 0.72
    X Position (km) -1471.72 -1471.737
    Position Y (km) 509.185 509.547
    Position Z (km) -6704.544 -6705.164
    Velocity X (km/s) -4.333 7.163
    Velocity Y (km/s) 6.087 2.106
    Velocity Z (km/s) 1.409 -1.414

    Orbital Parameters 国际轨道数据源

    Parameter KAIYUN-1 (OBJECT B) FLOCK 4H 20
    Semimajor Axis (a) 6883.041 km 6875.991 km
    Eccentricity (e) 0.001193 0.000278
    Inclination (i) 97.4087° 97.4094°
    RAAN 125.6959° 13.2454°
    Perigee Argument 258.2859° 164.0741°
    Mean Anomaly (M) 101.7038° 196.0584°
    Apogee 513.115 km 499.769 km
    Perigee 496.693 km 495.939 km
    Orbit Epoch 2026-10-28T18:55:19+0000 2026-10-28T04:51:56+0000

    KAIYUN-1 (OBJECT B) & FLOCK 4H 20 Collision Probability (Pc) Trend

    KAIYUN-1 (OBJECT B) & FLOCK 4H 20 Collision Probability (Pc) TrendNot Available

    KAIYUN-1 (OBJECT B) & FLOCK 4H 20 Miss Distance (Miss Distance) Trend

    KAIYUN-1 (OBJECT B) & FLOCK 4H 20 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    FLOCK 4H 20Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    KAIYUN-1 (OBJECT B)Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4H 20Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with KAIYUN-1 (OBJECT B)

    No nearby objects data