Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.748324E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T14:57:16+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 6157
    NORAD ID 6157
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    Name NOAA 15
    AOE ID 25338
    NORAD ID 25338
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter THORAD AGENA D DEB NOAA 15
    Time of Closest Approach 2026-10-28T13:34:52+0000
    Collision Probability (Pc) 1.748324E-5
    Conjunction Distance (km) 1.134 km
    Relative Speed (km/s) 14.703 km/s
    Conjunction Risk Parameters R (Radial): -0.782 | I (In-track): 0.13 | C (Cross-track): -0.809
    Collision Risk Index (CRI) 0.6
    X Position (km) -5414.614 -5415.725
    Position Y (km) 4482.276 4482.132
    Position Z (km) 1492.983 1493.151
    Velocity X (km/s) 2.014 -0.465
    Velocity Y (km/s) 0.031 1.845
    Velocity Z (km/s) 7.178 -7.199

    Orbital Parameters 国际轨道数据源

    Parameter THORAD AGENA D DEB NOAA 15
    Semimajor Axis (a) 7195.714 km 7179.315 km
    Eccentricity (e) 0.001539 0.000955
    Inclination (i) 99.8848° 98.5017°
    RAAN 139.4292° 317.0367°
    Perigee Argument 10.5904° 326.5656°
    Mean Anomaly (M) 349.5592° 33.4921°
    Apogee 828.652 km 808.035 km
    Perigee 806.502 km 794.321 km
    Orbit Epoch 2026-10-25T19:40:48+0000 2026-10-26T23:46:48+0000

    THORAD AGENA D DEB & NOAA 15 Collision Probability (Pc) Trend

    THORAD AGENA D DEB & NOAA 15 Collision Probability (Pc) TrendNot Available

    THORAD AGENA D DEB & NOAA 15 Miss Distance (Miss Distance) Trend

    THORAD AGENA D DEB & NOAA 15 Miss Distance (Miss Distance) TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NOAA 15Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    NOAA 15Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THORAD AGENA D DEB

    No nearby objects data