Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.181816E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T00:44:39+0800
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    1 Object 1

    AOE ID 1982
    NORAD ID 1982
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 5794
    NORAD ID 5794
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter ESSA 1 (OT-3) THORAD AGENA D DEB
    Time of Closest Approach 2026-10-25T07:05:02+0000
    Collision Probability (Pc) 1.181816E-6
    Conjunction Distance (km) 2.381 km
    Relative Speed (km/s) 6.492 km/s
    Conjunction Risk Parameters R (Radial): 2.363 | I (In-track): 0.268 | C (Cross-track): -0.12
    Collision Risk Index (CRI) 0.36
    X Position (km) 2507.119 2507.851
    Position Y (km) -3106.609 -3107.432
    Position Z (km) 5806.617 5808.727
    Velocity X (km/s) -5.207 0.438
    Velocity Y (km/s) 3.57 6.691
    Velocity Z (km/s) 4.142 3.407

    Orbital Parameters 国际轨道数据源

    Parameter ESSA 1 (OT-3) THORAD AGENA D DEB
    Semimajor Axis (a) 7109.078 km 7058.299 km
    Eccentricity (e) 0.008095 0.002592
    Inclination (i) 97.8022° 69.9974°
    RAAN 319.2496° 280.6882°
    Perigee Argument 65.9990° 344.5043°
    Mean Anomaly (M) 294.9652° 15.5302°
    Apogee 788.489 km 698.459 km
    Perigee 673.393 km 661.865 km
    Orbit Epoch 2026-10-24T00:59:04+0000 2026-10-23T17:05:31+0000

    ESSA 1 (OT-3) & THORAD AGENA D DEB Collision Probability (Pc) Trend

    ESSA 1 (OT-3) & THORAD AGENA D DEB Collision Probability (Pc) TrendNot Available

    ESSA 1 (OT-3) & THORAD AGENA D DEB Miss Distance (Miss Distance) Trend

    ESSA 1 (OT-3) & THORAD AGENA D DEB Miss Distance (Miss Distance) TrendNot Available

    ESSA 1 (OT-3)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ESSA 1 (OT-3)Collision Probability Trend

    Object 1 Probability TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ESSA 1 (OT-3)

    No nearby objects data