Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.102747E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T18:34:00+0800
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    1 Object 1

    AOE ID 42319
    NORAD ID 42319
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 42805
    NORAD ID 42805
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter DMSP 5D-2 F13 DEB IRIDIUM 120
    Time of Closest Approach 2026-10-29T19:59:45+0000
    Collision Probability (Pc) 8.102747E-6
    Conjunction Distance (km) 1.321 km
    Relative Speed (km/s) 10.473 km/s
    Conjunction Risk Parameters R (Radial): -0.221 | I (In-track): 0.927 | C (Cross-track): 0.915
    Collision Risk Index (CRI) 0.53
    X Position (km) 357.706 358.549
    Position Y (km) -1143.215 -1144.231
    Position Z (km) 7045.584 7045.601
    Velocity X (km/s) -7.411 0.634
    Velocity Y (km/s) 0.677 7.349
    Velocity Z (km/s) 0.488 1.159

    Orbital Parameters 国际轨道数据源

    Parameter DMSP 5D-2 F13 DEB IRIDIUM 120
    Semimajor Axis (a) 7138.422 km 7155.805 km
    Eccentricity (e) 0.002252 0.000221
    Inclination (i) 98.8772° 86.3917°
    RAAN 349.6419° 266.8395°
    Perigee Argument 289.4716° 89.2303°
    Mean Anomaly (M) 70.4037° 270.9146°
    Apogee 776.362 km 779.252 km
    Perigee 744.208 km 776.084 km
    Orbit Epoch 2026-10-25T10:29:53+0000 2026-10-26T22:58:03+0000

    DMSP 5D-2 F13 DEB & IRIDIUM 120 Collision Probability (Pc) Trend

    DMSP 5D-2 F13 DEB & IRIDIUM 120 Collision Probability (Pc) TrendNot Available

    DMSP 5D-2 F13 DEB & IRIDIUM 120 Miss Distance (Miss Distance) Trend

    DMSP 5D-2 F13 DEB & IRIDIUM 120 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 120Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DMSP 5D-2 F13 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 120Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DMSP 5D-2 F13 DEB

    No nearby objects data