Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.518881E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T07:48:05+0800
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    1 Object 1

    AOE ID 12388
    NORAD ID 12388
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 40401
    NORAD ID 40401
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1263 DMSP 5D-2 F13 DEB
    Time of Closest Approach 2026-10-31T13:07:35+0000
    Collision Probability (Pc) 1.518881E-6
    Conjunction Distance (km) 2.726 km
    Relative Speed (km/s) 14.742 km/s
    Conjunction Risk Parameters R (Radial): -2.685 | I (In-track): -0.068 | C (Cross-track): 0.463
    Collision Risk Index (CRI) 0.39
    X Position (km) 376.527 376.853
    Position Y (km) 2423.971 2423.101
    Position Z (km) -6814.869 -6812.307
    Velocity X (km/s) -1.706 2.422
    Velocity Y (km/s) 6.641 -6.619
    Velocity Z (km/s) 2.712 -2.233

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1263 DMSP 5D-2 F13 DEB
    Semimajor Axis (a) 7166.412 km 7198.808 km
    Eccentricity (e) 0.057311 0.005022
    Inclination (i) 82.8539° 98.9837°
    RAAN 102.4259° 283.8144°
    Perigee Argument 34.6561° 100.6067°
    Mean Anomaly (M) 329.0602° 260.0771°
    Apogee 1198.992 km 856.823 km
    Perigee 377.558 km 784.519 km
    Orbit Epoch 2026-10-30T12:16:31+0000 2026-10-28T04:32:37+0000

    COSMOS 1263 & DMSP 5D-2 F13 DEB Collision Probability (Pc) Trend

    COSMOS 1263 & DMSP 5D-2 F13 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 1263 & DMSP 5D-2 F13 DEB Miss Distance (Miss Distance) Trend

    COSMOS 1263 & DMSP 5D-2 F13 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1263Miss 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

    COSMOS 1263Collision Probability Trend

    Object 1 Probability TrendNot Available

    DMSP 5D-2 F13 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1263

    No nearby objects data