Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.918453E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T20:13:57+0800
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    1 Object 1

    AOE ID 23250
    NORAD ID 23250
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 48863
    NORAD ID 48863
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DMSP 5D-2 F12 DEB YAOGAN-30 AC
    Time of Closest Approach 2026-10-21T16:13:12+0000
    Collision Probability (Pc) 1.918453E-6
    Conjunction Distance (km) 2.269 km
    Relative Speed (km/s) 12.502 km/s
    Conjunction Risk Parameters R (Radial): 1.781 | I (In-track): -0.793 | C (Cross-track): 1.161
    Collision Risk Index (CRI) 0.41
    X Position (km) 5710.51 5711.274
    Position Y (km) -1000.324 -1001.484
    Position Z (km) -3803.854 -3805.648
    Velocity X (km/s) 3.814 0.471
    Velocity Y (km/s) -1.959 7.461
    Velocity Z (km/s) 6.248 -1.26

    Orbital Parameters 国际轨道数据源

    Parameter DMSP 5D-2 F12 DEB YAOGAN-30 AC
    Semimajor Axis (a) 6926.220 km 6935.266 km
    Eccentricity (e) 0.000267 0.000324
    Inclination (i) 98.0658° 34.9945°
    RAAN 343.9909° 105.0496°
    Perigee Argument 125.0655° 200.6438°
    Mean Anomaly (M) 356.3391° 159.4139°
    Apogee 549.932 km 559.380 km
    Perigee 546.234 km 554.878 km
    Orbit Epoch 2026-10-20T23:22:02+0000 2026-10-20T21:33:55+0000

    DMSP 5D-2 F12 DEB & YAOGAN-30 AC Collision Probability (Pc) Trend

    DMSP 5D-2 F12 DEB & YAOGAN-30 AC Collision Probability (Pc) TrendNot Available

    DMSP 5D-2 F12 DEB & YAOGAN-30 AC Miss Distance (Miss Distance) Trend

    DMSP 5D-2 F12 DEB & YAOGAN-30 AC Miss Distance (Miss Distance) TrendNot Available

    DMSP 5D-2 F12 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-30 ACMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DMSP 5D-2 F12 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-30 ACCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DMSP 5D-2 F12 DEB

    No nearby objects data