Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.07448E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T00:11:28+0800
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    1 Object 1

    AOE ID 29930
    NORAD ID 29930
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 49021
    NORAD ID 49021
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB NINGXIA-1 9
    Time of Closest Approach 2026-10-30T04:23:40+0000
    Collision Probability (Pc) 1.07448E-5
    Conjunction Distance (km) 1.28 km
    Relative Speed (km/s) 13.429 km/s
    Conjunction Risk Parameters R (Radial): 1.124 | I (In-track): -0.237 | C (Cross-track): -0.562
    Collision Risk Index (CRI) 0.56
    X Position (km) -5336.502 -5335.682
    Position Y (km) -2389.288 -2389.446
    Position Z (km) -4274.777 -4273.808
    Velocity X (km/s) -4.575 4.579
    Velocity Y (km/s) -0.478 -5.07
    Velocity Z (km/s) 5.791 -2.893

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB NINGXIA-1 9
    Semimajor Axis (a) 7199.696 km 7242.555 km
    Eccentricity (e) 0.016225 0.000853
    Inclination (i) 99.0054° 45.0042°
    RAAN 194.1692° 350.1528°
    Perigee Argument 223.2846° 173.8227°
    Mean Anomaly (M) 148.3555° 186.2716°
    Apogee 938.377 km 870.597 km
    Perigee 704.741 km 858.239 km
    Orbit Epoch 2026-10-26T22:54:03+0000 2026-10-27T07:11:05+0000

    FENGYUN 1C DEB & NINGXIA-1 9 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & NINGXIA-1 9 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & NINGXIA-1 9 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & NINGXIA-1 9 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NINGXIA-1 9Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    NINGXIA-1 9Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data