Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.451966E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T13:49:48+0800
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    1 Object 1

    AOE ID 30810
    NORAD ID 30810
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 65985
    NORAD ID 65985
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB SDA_1675
    Time of Closest Approach 2026-10-22T13:01:13+0000
    Collision Probability (Pc) 1.451966E-6
    Conjunction Distance (km) 1.693 km
    Relative Speed (km/s) 2.349 km/s
    Conjunction Risk Parameters R (Radial): 1.593 | I (In-track): 0.554 | C (Cross-track): -0.15
    Collision Risk Index (CRI) 0.38
    X Position (km) -792.161 -792.372
    Position Y (km) 6894.187 6895.497
    Position Z (km) 2346.203 2347.253
    Velocity X (km/s) 1.416 -0.903
    Velocity Y (km/s) -2.086 -2.462
    Velocity Z (km/s) 6.89 6.895

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB SDA_1675
    Semimajor Axis (a) 7243.760 km 7325.144 km
    Eccentricity (e) 0.017586 0.000300
    Inclination (i) 98.6809° 81.2950°
    RAAN 97.4602° 95.1303°
    Perigee Argument 254.4650° 165.2919°
    Mean Anomaly (M) 103.7044° 194.8326°
    Apogee 993.013 km 949.204 km
    Perigee 738.233 km 944.810 km
    Orbit Epoch 2026-10-20T09:46:15+0000 2026-10-20T21:02:43+0000

    FENGYUN 1C DEB & SDA_1675 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & SDA_1675 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & SDA_1675 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & SDA_1675 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SDA_1675Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SDA_1675Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data