Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.823069E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T12:37:41+0800
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    1 Object 1

    AOE ID 4256
    NORAD ID 4256
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 31629
    NORAD ID 31629
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter OPS 7613 (P/L 1) FENGYUN 1C DEB
    Time of Closest Approach 2026-09-11T17:17:36+0000
    Collision Probability (Pc) 2.823069E-6
    Conjunction Distance (km) 1.883 km
    Relative Speed (km/s) 11.28 km/s
    Conjunction Risk Parameters R (Radial): 1.691 | I (In-track): -0.54 | C (Cross-track): -0.626
    Collision Risk Index (CRI) 0.44
    X Position (km) 692.793 692.992
    Position Y (km) 2642.564 2642.408
    Position Z (km) -6734.394 -6736.259
    Velocity X (km/s) -5.796 5.42
    Velocity Y (km/s) 4.459 4.409
    Velocity Z (km/s) 1.162 2.349

    Orbital Parameters 国际轨道数据源

    Parameter OPS 7613 (P/L 1) FENGYUN 1C DEB
    Semimajor Axis (a) 7274.655 km 7213.249 km
    Eccentricity (e) 0.002159 0.010232
    Inclination (i) 70.0093° 102.1334°
    RAAN 141.2350° 41.8456°
    Perigee Argument 308.6536° 63.0414°
    Mean Anomaly (M) 51.2638° 298.1155°
    Apogee 912.227 km 908.918 km
    Perigee 880.809 km 761.306 km
    Orbit Epoch 2026-09-10T17:39:22+0000 2026-09-10T16:12:52+0000

    OPS 7613 (P/L 1) & FENGYUN 1C DEB Collision Probability (Pc) Trend

    OPS 7613 (P/L 1) & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    OPS 7613 (P/L 1) & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    OPS 7613 (P/L 1) & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    OPS 7613 (P/L 1)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OPS 7613 (P/L 1)Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OPS 7613 (P/L 1)

    No nearby objects data