Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.080696E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T13:14:21+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 4938
    NORAD ID 4938
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 23545
    NORAD ID 23545
    Object Type PAYLOAD
    Country
    ORB ORB

    Conjunction Constraints

    Parameter THORAD AGENA D DEB ORBCOMM FM 1
    Time of Closest Approach 2026-10-27T16:17:16+0000
    Collision Probability (Pc) 2.080696E-6
    Conjunction Distance (km) 2.255 km
    Relative Speed (km/s) 13.986 km/s
    Conjunction Risk Parameters R (Radial): 1.358 | I (In-track): 0.68 | C (Cross-track): 1.667
    Collision Risk Index (CRI) 0.41
    X Position (km) -1581.896 -1580.466
    Position Y (km) -5986.11 -5987.742
    Position Z (km) -3167.796 -3168.407
    Velocity X (km/s) 3.61 2.004
    Velocity Y (km/s) 2.343 -3.82
    Velocity Z (km/s) -6.231 6.22

    Orbital Parameters 国际轨道数据源

    Parameter THORAD AGENA D DEB ORBCOMM FM 1
    Semimajor Axis (a) 6957.437 km 6954.057 km
    Eccentricity (e) 0.001203 0.000695
    Inclination (i) 70.1193° 69.9589°
    RAAN 66.7952° 267.8165°
    Perigee Argument 233.7981° 279.6196°
    Mean Anomaly (M) 126.2067° 80.4177°
    Apogee 587.667 km 580.755 km
    Perigee 570.933 km 571.085 km
    Orbit Epoch 2026-10-26T18:29:41+0000 2026-10-26T22:46:40+0000

    THORAD AGENA D DEB & ORBCOMM FM 1 Collision Probability (Pc) Trend

    THORAD AGENA D DEB & ORBCOMM FM 1 Collision Probability (Pc) TrendNot Available

    THORAD AGENA D DEB & ORBCOMM FM 1 Miss Distance (Miss Distance) Trend

    THORAD AGENA D DEB & ORBCOMM FM 1 Miss Distance (Miss Distance) TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ORBCOMM FM 1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    ORBCOMM FM 1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THORAD AGENA D DEB

    No nearby objects data