Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.33492E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-12T04:08:15+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 1510
    NORAD ID 1510
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 42267
    NORAD ID 42267
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter DODECAPOLE 2 DMSP 5D-2 F13 DEB
    Time of Closest Approach 2026-11-12T22:58:18+0000
    Collision Probability (Pc) 2.33492E-6
    Conjunction Distance (km) 2.172 km
    Relative Speed (km/s) 14.728 km/s
    Conjunction Risk Parameters R (Radial): 0.24 | I (In-track): 0.201 | C (Cross-track): 2.149
    Collision Risk Index (CRI) 0.42
    X Position (km) -5831.263 -5830.19
    Position Y (km) -2857.134 -2859.004
    Position Z (km) -3239.756 -3239.499
    Velocity X (km/s) 2.942 -3.452
    Velocity Y (km/s) 1.453 -0.298
    Velocity Z (km/s) -6.632 6.52

    Orbital Parameters 国际轨道数据源

    Parameter DODECAPOLE 2 DMSP 5D-2 F13 DEB
    Semimajor Axis (a) 7230.859 km 7199.709 km
    Eccentricity (e) 0.003975 0.007425
    Inclination (i) 90.0720° 98.7305°
    RAAN 26.1253° 199.9218°
    Perigee Argument 76.8552° 142.6150°
    Mean Anomaly (M) 283.7065° 218.0226°
    Apogee 881.467 km 875.029 km
    Perigee 823.977 km 768.115 km
    Orbit Epoch 2026-11-11T05:10:50+0000 2026-11-11T03:09:57+0000

    DODECAPOLE 2 & DMSP 5D-2 F13 DEB Collision Probability (Pc) Trend

    DODECAPOLE 2 & DMSP 5D-2 F13 DEB Collision Probability (Pc) TrendNot Available

    DODECAPOLE 2 & DMSP 5D-2 F13 DEB Miss Distance (Miss Distance) Trend

    DODECAPOLE 2 & DMSP 5D-2 F13 DEB Miss Distance (Miss Distance) TrendNot Available

    DODECAPOLE 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    DMSP 5D-2 F13 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DODECAPOLE 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    DMSP 5D-2 F13 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DODECAPOLE 2

    No nearby objects data