Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.397193E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-05T15:04:10+0800
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    1 Object 1

    AOE ID 31618
    NORAD ID 31618
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 60989
    NORAD ID 60989
    Object Type PAYLOAD
    Country
    ESA ESA

    Conjunction Constraints

    Parameter FENGYUN 1C DEB SENTINEL-2C
    Time of Closest Approach 2026-10-06T21:37:52+0000
    Collision Probability (Pc) 4.397193E-5
    Conjunction Distance (km) 0.813 km
    Relative Speed (km/s) 10.944 km/s
    Conjunction Risk Parameters R (Radial): 0.251 | I (In-track): 0.533 | C (Cross-track): -0.559
    Collision Risk Index (CRI) 0.68
    X Position (km) -1148.36 -1148.909
    Position Y (km) 1200.429 1199.887
    Position Z (km) -6980.572 -6980.318
    Velocity X (km/s) 0.295 7.293
    Velocity Y (km/s) 7.371 -0.686
    Velocity Z (km/s) 1.104 -1.318

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB SENTINEL-2C
    Semimajor Axis (a) 7198.470 km 7167.138 km
    Eccentricity (e) 0.015629 0.000116
    Inclination (i) 99.4797° 98.5703°
    RAAN 85.7522° 350.6835°
    Perigee Argument 213.1080° 81.8213°
    Mean Anomaly (M) 146.0238° 278.3101°
    Apogee 932.835 km 789.830 km
    Perigee 707.831 km 788.172 km
    Orbit Epoch 2026-10-03T17:59:40+0000 2026-10-04T11:21:30+0000

    FENGYUN 1C DEB & SENTINEL-2C Collision Probability (Pc) Trend

    FENGYUN 1C DEB & SENTINEL-2C Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & SENTINEL-2C Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & SENTINEL-2C Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SENTINEL-2CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SENTINEL-2CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data