Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.621957E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T11:55:21+0800
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    1 Object 1

    AOE ID 31608
    NORAD ID 31608
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 49961
    NORAD ID 49961
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB SHIJIAN 6 05A (SJ-6 05A)
    Time of Closest Approach 2026-09-11T19:20:12+0000
    Collision Probability (Pc) 1.621957E-6
    Conjunction Distance (km) 2.632 km
    Relative Speed (km/s) 15.017 km/s
    Conjunction Risk Parameters R (Radial): -2.18 | I (In-track): 0.239 | C (Cross-track): 1.454
    Collision Risk Index (CRI) 0.39
    X Position (km) -5283.896 -5284.684
    Position Y (km) -3947.582 -3950.009
    Position Z (km) 2166.272 2166.915
    Velocity X (km/s) -2.511 1.269
    Velocity Y (km/s) -0.417 2.234
    Velocity Z (km/s) -7.159 7.13

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB SHIJIAN 6 05A (SJ-6 05A)
    Semimajor Axis (a) 6976.027 km 6945.786 km
    Eccentricity (e) 0.013465 0.000359
    Inclination (i) 98.4094° 97.4226°
    RAAN 32.2316° 218.1453°
    Perigee Argument 236.3132° 69.3375°
    Mean Anomaly (M) 122.5186° 290.8234°
    Apogee 691.821 km 570.146 km
    Perigee 503.959 km 565.152 km
    Orbit Epoch 2026-09-10T03:55:18+0000 2026-09-10T16:02:02+0000

    FENGYUN 1C DEB & SHIJIAN 6 05A (SJ-6 05A) Collision Probability (Pc) Trend

    FENGYUN 1C DEB & SHIJIAN 6 05A (SJ-6 05A) Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & SHIJIAN 6 05A (SJ-6 05A) Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & SHIJIAN 6 05A (SJ-6 05A) Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SHIJIAN 6 05A (SJ-6 05A)Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SHIJIAN 6 05A (SJ-6 05A)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data