Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.09798E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T08:22:24+0800
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    1 Object 1

    AOE ID 12699
    NORAD ID 12699
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 51102
    NORAD ID 51102
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 1275 DEB SHIYAN 13 (SY-13)
    Time of Closest Approach 2026-10-21T08:28:33+0000
    Collision Probability (Pc) 1.09798E-6
    Conjunction Distance (km) 2.876 km
    Relative Speed (km/s) 9.535 km/s
    Conjunction Risk Parameters R (Radial): -2.872 | I (In-track): 0.128 | C (Cross-track): -0.074
    Collision Risk Index (CRI) 0.36
    X Position (km) -112.162 -111.979
    Position Y (km) -1523.255 -1522.603
    Position Z (km) 7093.789 7090.994
    Velocity X (km/s) 4.765 -4.75
    Velocity Y (km/s) 5.568 5.607
    Velocity Z (km/s) 1.286 0.677

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1275 DEB SHIYAN 13 (SY-13)
    Semimajor Axis (a) 7325.358 km 7200.249 km
    Eccentricity (e) 0.008735 0.060185
    Inclination (i) 82.9467° 98.4538°
    RAAN 232.2549° 307.7025°
    Perigee Argument 70.5197° 188.1048°
    Mean Anomaly (M) 81.9222° 171.0059°
    Apogee 1011.209 km 1255.462 km
    Perigee 883.233 km 388.762 km
    Orbit Epoch 2026-10-19T06:32:03+0000 2026-10-19T12:07:10+0000

    COSMOS 1275 DEB & SHIYAN 13 (SY-13) Collision Probability (Pc) Trend

    COSMOS 1275 DEB & SHIYAN 13 (SY-13) Collision Probability (Pc) TrendNot Available

    COSMOS 1275 DEB & SHIYAN 13 (SY-13) Miss Distance (Miss Distance) Trend

    COSMOS 1275 DEB & SHIYAN 13 (SY-13) Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1275 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SHIYAN 13 (SY-13)Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1275 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SHIYAN 13 (SY-13)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1275 DEB

    No nearby objects data