Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.836363E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T04:56:47+0800
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    1 Object 1

    AOE ID 33650
    NORAD ID 33650
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 65983
    NORAD ID 65983
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB SDA_1673
    Time of Closest Approach 2026-10-28T05:22:38+0000
    Collision Probability (Pc) 5.836363E-7
    Conjunction Distance (km) 2.799 km
    Relative Speed (km/s) 2.741 km/s
    Conjunction Risk Parameters R (Radial): -1.187 | I (In-track): 2.48 | C (Cross-track): 0.527
    Collision Risk Index (CRI) 0.3
    X Position (km) -507.651 -507.917
    Position Y (km) 6051.577 6053.965
    Position Z (km) 4106.15 4104.716
    Velocity X (km/s) 1.719 -1.001
    Velocity Y (km/s) -3.837 -4.165
    Velocity Z (km/s) 6.043 6.003

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB SDA_1673
    Semimajor Axis (a) 7306.372 km 7333.935 km
    Eccentricity (e) 0.014949 0.000037
    Inclination (i) 99.0191° 81.2988°
    RAAN 99.4874° 89.8658°
    Perigee Argument 293.8136° 191.6847°
    Mean Anomaly (M) 64.7412° 168.4300°
    Apogee 1037.457 km 956.069 km
    Perigee 819.013 km 955.527 km
    Orbit Epoch 2026-10-26T16:56:12+0000 2026-10-27T03:09:11+0000

    FENGYUN 1C DEB & SDA_1673 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & SDA_1673 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & SDA_1673 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & SDA_1673 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SDA_1673Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SDA_1673Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data