Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.463649E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T04:42:59+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    Name TERRA
    AOE ID 25994
    NORAD ID 25994
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 36005
    NORAD ID 36005
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter TERRA COSMOS 2251 DEB
    Time of Closest Approach 2026-10-24T23:05:13+0000
    Collision Probability (Pc) 1.463649E-4
    Conjunction Distance (km) 0.558 km
    Relative Speed (km/s) 13.071 km/s
    Conjunction Risk Parameters R (Radial): 0.449 | I (In-track): 0.171 | C (Cross-track): -0.284
    Collision Risk Index (CRI) 0.78
    X Position (km) -1332.219 -1332.192
    Position Y (km) 1421.552 1421.779
    Position Z (km) -6801.819 -6801.31
    Velocity X (km/s) 7.005 -5.566
    Velocity Y (km/s) -1.979 -5.056
    Velocity Z (km/s) -1.788 0.042

    Orbital Parameters 国际轨道数据源

    Parameter TERRA COSMOS 2251 DEB
    Semimajor Axis (a) 7067.494 km 7111.390 km
    Eccentricity (e) 0.000266 0.006209
    Inclination (i) 97.9301° 74.0266°
    RAAN 341.5731° 223.5533°
    Perigee Argument 151.9883° 282.1188°
    Mean Anomaly (M) 283.2091° 77.3019°
    Apogee 691.234 km 777.410 km
    Perigee 687.480 km 689.096 km
    Orbit Epoch 2026-10-24T05:49:36+0000 2026-10-24T05:15:13+0000

    TERRA & COSMOS 2251 DEB Collision Probability (Pc) Trend

    TERRA & COSMOS 2251 DEB Collision Probability (Pc) TrendNot Available

    TERRA & COSMOS 2251 DEB Miss Distance (Miss Distance) Trend

    TERRA & COSMOS 2251 DEB Miss Distance (Miss Distance) TrendNot Available

    TERRAMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TERRACollision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TERRA

    No nearby objects data