Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.033542E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-07T18:25:50+0800
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    1 Object 1

    AOE ID 29944
    NORAD ID 29944
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

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

    Conjunction Constraints

    Parameter FENGYUN 1C DEB KAIYUN-1 (OBJECT-B)
    Time of Closest Approach 2026-09-08T15:22:41+0000
    Collision Probability (Pc) 2.033542E-6
    Conjunction Distance (km) 2.312 km
    Relative Speed (km/s) 14.697 km/s
    Conjunction Risk Parameters R (Radial): -0.516 | I (In-track): -0.607 | C (Cross-track): 2.17
    Collision Risk Index (CRI) 0.41
    X Position (km) 1562.4 1560.287
    Position Y (km) 3204.145 3204.95
    Position Z (km) 5871.342 5870.86
    Velocity X (km/s) 4.838 -1.061
    Velocity Y (km/s) 4.629 -6.509
    Velocity Z (km/s) -3.735 3.823

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB KAIYUN-1 (OBJECT-B)
    Semimajor Axis (a) 6967.738 km 6883.980 km
    Eccentricity (e) 0.015511 0.001519
    Inclination (i) 99.0312° 97.4116°
    RAAN 227.1797° 74.7942°
    Perigee Argument 93.7023° 81.7239°
    Mean Anomaly (M) 268.1944° 278.5718°
    Apogee 697.682 km 516.302 km
    Perigee 481.520 km 495.384 km
    Orbit Epoch 2026-09-07T05:04:11+0000 2026-09-06T23:37:08+0000

    FENGYUN 1C DEB & KAIYUN-1 (OBJECT-B) Collision Probability (Pc) Trend

    FENGYUN 1C DEB & KAIYUN-1 (OBJECT-B) Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & KAIYUN-1 (OBJECT-B) Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & KAIYUN-1 (OBJECT-B) Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss 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

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    KAIYUN-1 (OBJECT-B)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data