Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.037731E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T02:40:03+0800
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    1 Object 1

    AOE ID 4449
    NORAD ID 4449
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 21576
    NORAD ID 21576
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter THORAD AGENA D DEB ORBCOMM-X
    Time of Closest Approach 2026-10-15T07:09:18+0000
    Collision Probability (Pc) 2.037731E-5
    Conjunction Distance (km) 1.086 km
    Relative Speed (km/s) 14.771 km/s
    Conjunction Risk Parameters R (Radial): 0.096 | I (In-track): 0.176 | C (Cross-track): 1.068
    Collision Risk Index (CRI) 0.61
    X Position (km) -4740.295 -4740.146
    Position Y (km) 1720.016 1721.035
    Position Z (km) -5042.225 -5041.882
    Velocity X (km/s) -5.6 5.377
    Velocity Y (km/s) -1.816 -0.333
    Velocity Z (km/s) 4.594 -5.177

    Orbital Parameters 国际轨道数据源

    Parameter THORAD AGENA D DEB ORBCOMM-X
    Semimajor Axis (a) 7117.445 km 7124.654 km
    Eccentricity (e) 0.005206 0.000413
    Inclination (i) 69.9718° 98.2824°
    RAAN 188.8164° 345.4778°
    Perigee Argument 213.6088° 151.1010°
    Mean Anomaly (M) 146.1739° 209.0410°
    Apogee 776.362 km 749.462 km
    Perigee 702.254 km 743.572 km
    Orbit Epoch 2026-10-12T03:00:13+0000 2026-10-12T06:35:10+0000

    THORAD AGENA D DEB & ORBCOMM-X Collision Probability (Pc) Trend

    THORAD AGENA D DEB & ORBCOMM-X Collision Probability (Pc) TrendNot Available

    THORAD AGENA D DEB & ORBCOMM-X Miss Distance (Miss Distance) Trend

    THORAD AGENA D DEB & ORBCOMM-X Miss Distance (Miss Distance) TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ORBCOMM-XMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    ORBCOMM-XCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THORAD AGENA D DEB

    No nearby objects data