Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.158056E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-04T19:47:21+0800
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    1 Object 1

    Name NEOSSAT
    AOE ID 39089
    NORAD ID 39089
    Object Type PAYLOAD
    Country
    CA CA
    ← VS →

    2 Object 2

    AOE ID 41073
    NORAD ID 41073
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter NEOSSAT NOAA 16 DEB
    Time of Closest Approach 2026-11-04T20:28:39+0000
    Collision Probability (Pc) 3.158056E-6
    Conjunction Distance (km) 1.652 km
    Relative Speed (km/s) 7.547 km/s
    Conjunction Risk Parameters R (Radial): 1.546 | I (In-track): 0.508 | C (Cross-track): 0.29
    Collision Risk Index (CRI) 0.45
    X Position (km) 1239.135 1238.824
    Position Y (km) 59.682 60.252
    Position Z (km) 7033.794 7032.275
    Velocity X (km/s) 4.245 -3.159
    Velocity Y (km/s) -6.104 -6.747
    Velocity Z (km/s) -0.703 0.604

    Orbital Parameters 国际轨道数据源

    Parameter NEOSSAT NOAA 16 DEB
    Semimajor Axis (a) 7150.316 km 7158.624 km
    Eccentricity (e) 0.001087 0.001919
    Inclination (i) 98.4219° 98.7974°
    RAAN 124.8505° 63.1115°
    Perigee Argument 183.7250° 129.3646°
    Mean Anomaly (M) 176.3857° 230.9242°
    Apogee 779.948 km 794.226 km
    Perigee 764.410 km 766.748 km
    Orbit Epoch 2026-11-04T01:38:16+0000 2026-11-03T18:57:06+0000

    NEOSSAT & NOAA 16 DEB Collision Probability (Pc) Trend

    NEOSSAT & NOAA 16 DEB Collision Probability (Pc) TrendNot Available

    NEOSSAT & NOAA 16 DEB Miss Distance (Miss Distance) Trend

    NEOSSAT & NOAA 16 DEB Miss Distance (Miss Distance) TrendNot Available

    NEOSSATMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NEOSSATCollision Probability Trend

    Object 1 Probability TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NEOSSAT

    No nearby objects data