Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.086307E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T03:58:46+0800
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    1 Object 1

    Name NOAA 15
    AOE ID 25338
    NORAD ID 25338
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 30941
    NORAD ID 30941
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter NOAA 15 FENGYUN 1C DEB
    Time of Closest Approach 2026-10-25T07:09:51+0000
    Collision Probability (Pc) 1.086307E-5
    Conjunction Distance (km) 1.296 km
    Relative Speed (km/s) 14.498 km/s
    Conjunction Risk Parameters R (Radial): 1.244 | I (In-track): 0.091 | C (Cross-track): 0.349
    Collision Risk Index (CRI) 0.56
    X Position (km) 3860.196 3860.666
    Position Y (km) -2665.818 -2666.58
    Position Z (km) -5435.118 -5436.053
    Velocity X (km/s) 3.559 -5.46
    Velocity Y (km/s) -4.506 1.72
    Velocity Z (km/s) 4.744 -4.747

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 15 FENGYUN 1C DEB
    Semimajor Axis (a) 7179.316 km 7158.358 km
    Eccentricity (e) 0.000968 0.003204
    Inclination (i) 98.5022° 98.5276°
    RAAN 314.4466° 154.1650°
    Perigee Argument 334.8779° 99.9351°
    Mean Anomaly (M) 25.1930° 260.5453°
    Apogee 808.127 km 803.160 km
    Perigee 794.231 km 757.282 km
    Orbit Epoch 2026-10-24T07:50:28+0000 2026-10-24T01:37:09+0000

    NOAA 15 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    NOAA 15 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    NOAA 15 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    NOAA 15 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    NOAA 15Miss 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

    NOAA 15Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 15

    No nearby objects data