Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.199975E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T22:31:27+0800
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    1 Object 1

    AOE ID 20103
    NORAD ID 20103
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 37911
    NORAD ID 37911
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter NADEZHDA 1 FENGYUN 1C DEB
    Time of Closest Approach 2026-10-29T22:01:59+0000
    Collision Probability (Pc) 1.199975E-5
    Conjunction Distance (km) 1.262 km
    Relative Speed (km/s) 14.684 km/s
    Conjunction Risk Parameters R (Radial): 0.603 | I (In-track): -0.102 | C (Cross-track): 1.104
    Collision Risk Index (CRI) 0.57
    X Position (km) 2020.665 2020.331
    Position Y (km) -123.735 -122.769
    Position Z (km) 7040.162 7040.902
    Velocity X (km/s) 6.555 -5.956
    Velocity Y (km/s) 2.881 -3.939
    Velocity Z (km/s) -1.821 1.722

    Orbital Parameters 国际轨道数据源

    Parameter NADEZHDA 1 FENGYUN 1C DEB
    Semimajor Axis (a) 7360.306 km 7276.417 km
    Eccentricity (e) 0.003875 0.013581
    Inclination (i) 82.9638° 99.2879°
    RAAN 203.9649° 26.7125°
    Perigee Argument 99.1000° 323.3248°
    Mean Anomaly (M) 55.1953° 35.8677°
    Apogee 1010.691 km 997.105 km
    Perigee 953.647 km 799.455 km
    Orbit Epoch 2026-10-27T03:54:15+0000 2026-10-25T11:13:39+0000

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

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

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

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

    NADEZHDA 1Miss 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

    NADEZHDA 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NADEZHDA 1

    No nearby objects data