Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.744704E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T10:50:51+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 60252
    NORAD ID 60252
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter NOAA 15 DMSP 5D-2 F8 DEB
    Time of Closest Approach 2026-10-19T23:38:06+0000
    Collision Probability (Pc) 3.744704E-5
    Conjunction Distance (km) 0.909 km
    Relative Speed (km/s) 14.72 km/s
    Conjunction Risk Parameters R (Radial): -0.24 | I (In-track): -0.137 | C (Cross-track): 0.866
    Collision Risk Index (CRI) 0.66
    X Position (km) 3871.414 3870.836
    Position Y (km) -5262.928 -5263.62
    Position Z (km) 2960.374 2960.481
    Velocity X (km/s) -2.778 0.808
    Velocity Y (km/s) 1.733 -3.194
    Velocity Z (km/s) 6.702 -6.696

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 15 DMSP 5D-2 F8 DEB
    Semimajor Axis (a) 7179.321 km 7186.155 km
    Eccentricity (e) 0.001000 0.001945
    Inclination (i) 98.5028° 98.7221°
    RAAN 308.8571° 120.3583°
    Perigee Argument 352.3491° 132.9406°
    Mean Anomaly (M) 7.7536° 227.3409°
    Apogee 808.363 km 821.996 km
    Perigee 794.005 km 794.040 km
    Orbit Epoch 2026-10-18T13:52:05+0000 2026-10-17T23:43:50+0000

    NOAA 15 & DMSP 5D-2 F8 DEB Collision Probability (Pc) Trend

    NOAA 15 & DMSP 5D-2 F8 DEB Collision Probability (Pc) TrendNot Available

    NOAA 15 & DMSP 5D-2 F8 DEB Miss Distance (Miss Distance) Trend

    NOAA 15 & DMSP 5D-2 F8 DEB Miss Distance (Miss Distance) TrendNot Available

    NOAA 15Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    DMSP 5D-2 F8 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 15Collision Probability Trend

    Object 1 Probability TrendNot Available

    DMSP 5D-2 F8 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 15

    No nearby objects data