Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.518425E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-04T05:49:27+0800
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    1 Object 1

    AOE ID 4737
    NORAD ID 4737
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    Name NEOSSAT
    AOE ID 39089
    NORAD ID 39089
    Object Type PAYLOAD
    Country
    CA CA

    Conjunction Constraints

    Parameter THORAD AGENA D DEB NEOSSAT
    Time of Closest Approach 2026-11-04T14:10:55+0000
    Collision Probability (Pc) 1.518425E-6
    Conjunction Distance (km) 2.73 km
    Relative Speed (km/s) 14.779 km/s
    Conjunction Risk Parameters R (Radial): -0.732 | I (In-track): -0.405 | C (Cross-track): -2.597
    Collision Risk Index (CRI) 0.39
    X Position (km) 4125.659 4127.382
    Position Y (km) -5834.775 -5832.659
    Position Z (km) -64.251 -64.235
    Velocity X (km/s) -0.934 -0.927
    Velocity Y (km/s) -0.718 -0.584
    Velocity Z (km/s) 7.385 -7.394

    Orbital Parameters 国际轨道数据源

    Parameter THORAD AGENA D DEB NEOSSAT
    Semimajor Axis (a) 7158.539 km 7150.316 km
    Eccentricity (e) 0.002590 0.001084
    Inclination (i) 99.0609° 98.4219°
    RAAN 304.0130° 124.2377°
    Perigee Argument 37.9053° 185.5904°
    Mean Anomaly (M) 322.3947° 174.5163°
    Apogee 798.945 km 779.928 km
    Perigee 761.859 km 764.430 km
    Orbit Epoch 2026-11-03T11:22:48+0000 2026-11-03T10:35:09+0000

    THORAD AGENA D DEB & NEOSSAT Collision Probability (Pc) Trend

    THORAD AGENA D DEB & NEOSSAT Collision Probability (Pc) TrendNot Available

    THORAD AGENA D DEB & NEOSSAT Miss Distance (Miss Distance) Trend

    THORAD AGENA D DEB & NEOSSAT Miss Distance (Miss Distance) TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NEOSSATMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    NEOSSATCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THORAD AGENA D DEB

    No nearby objects data