Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.743212E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T20:59:34+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 13736
    NORAD ID 13736
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 30634
    NORAD ID 30634
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter OPS 9845 (DMSP 5D-2 F6) FENGYUN 1C DEB
    Time of Closest Approach 2026-10-25T00:03:36+0000
    Collision Probability (Pc) 4.743212E-6
    Conjunction Distance (km) 1.671 km
    Relative Speed (km/s) 14.73 km/s
    Conjunction Risk Parameters R (Radial): 1.342 | I (In-track): 0.173 | C (Cross-track): 0.98
    Collision Risk Index (CRI) 0.49
    X Position (km) 3420.882 3421.098
    Position Y (km) -5754.187 -5752.602
    Position Z (km) -2581.513 -2581.03
    Velocity X (km/s) -2.377 0.267
    Velocity Y (km/s) 1.665 -2.986
    Velocity Z (km/s) -6.863 6.859

    Orbital Parameters 国际轨道数据源

    Parameter OPS 9845 (DMSP 5D-2 F6) FENGYUN 1C DEB
    Semimajor Axis (a) 7168.001 km 7231.318 km
    Eccentricity (e) 0.000678 0.011760
    Inclination (i) 98.5912° 99.3090°
    RAAN 123.1371° 295.5994°
    Perigee Argument 312.5530° 300.1838°
    Mean Anomaly (M) 47.5080° 182.8761°
    Apogee 794.722 km 938.225 km
    Perigee 785.006 km 768.137 km
    Orbit Epoch 2026-10-24T01:17:59+0000 2026-10-23T13:01:41+0000

    OPS 9845 (DMSP 5D-2 F6) & FENGYUN 1C DEB Collision Probability (Pc) Trend

    OPS 9845 (DMSP 5D-2 F6) & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    OPS 9845 (DMSP 5D-2 F6) & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    OPS 9845 (DMSP 5D-2 F6) & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    OPS 9845 (DMSP 5D-2 F6)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OPS 9845 (DMSP 5D-2 F6)Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OPS 9845 (DMSP 5D-2 F6)

    No nearby objects data