Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    9.20085E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T16:23:22+0800
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    1 Object 1

    AOE ID 8027
    NORAD ID 8027
    Object Type ROCKET BODY
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 23533
    NORAD ID 23533
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 R/B DMSP 5D-2 F13 (USA 109)
    Time of Closest Approach 2026-10-31T08:24:57+0000
    Collision Probability (Pc) 9.20085E-6
    Conjunction Distance (km) 1.121 km
    Relative Speed (km/s) 5.575 km/s
    Conjunction Risk Parameters R (Radial): 0.821 | I (In-track): 0.709 | C (Cross-track): 0.287
    Collision Risk Index (CRI) 0.54
    X Position (km) 2703.685 2704.635
    Position Y (km) -1127.693 -1128.091
    Position Z (km) -6604.816 -6605.256
    Velocity X (km/s) 6.872 4.716
    Velocity Y (km/s) 0.141 -5
    Velocity Z (km/s) 2.828 2.785

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 R/B DMSP 5D-2 F13 (USA 109)
    Semimajor Axis (a) 7245.111 km 7213.479 km
    Eccentricity (e) 0.005980 0.000763
    Inclination (i) 81.2967° 98.8011°
    RAAN 359.2626° 315.5408°
    Perigee Argument 349.1229° 123.9306°
    Mean Anomaly (M) 10.8642° 258.3868°
    Apogee 910.303 km 840.846 km
    Perigee 823.645 km 829.838 km
    Orbit Epoch 2026-10-29T14:05:22+0000 2026-10-29T22:56:50+0000

    SL-3 R/B & DMSP 5D-2 F13 (USA 109) Collision Probability (Pc) Trend

    SL-3 R/B & DMSP 5D-2 F13 (USA 109) Collision Probability (Pc) TrendNot Available

    SL-3 R/B & DMSP 5D-2 F13 (USA 109) Miss Distance (Miss Distance) Trend

    SL-3 R/B & DMSP 5D-2 F13 (USA 109) Miss Distance (Miss Distance) TrendNot Available

    SL-3 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    DMSP 5D-2 F13 (USA 109)Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    DMSP 5D-2 F13 (USA 109)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 R/B

    No nearby objects data