Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.391482E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:58:38+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 12138
    NORAD ID 12138
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 55364
    NORAD ID 55364
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1238 STARLINK-5627
    Time of Closest Approach 2026-10-22T20:17:08+0000
    Collision Probability (Pc) 1.391482E-6
    Conjunction Distance (km) 2.093 km
    Relative Speed (km/s) 5.47 km/s
    Conjunction Risk Parameters R (Radial): 2.05 | I (In-track): -0.418 | C (Cross-track): -0.021
    Collision Risk Index (CRI) 0.38
    X Position (km) -3178.022 -3177.305
    Position Y (km) 5878.596 5876.639
    Position Z (km) 1555.183 1555.003
    Velocity X (km/s) 0.115 -4.491
    Velocity Y (km/s) -2.28 -3.733
    Velocity Z (km/s) 7.473 4.906

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1238 STARLINK-5627
    Semimajor Axis (a) 7224.413 km 6861.202 km
    Eccentricity (e) 0.063575 0.000123
    Inclination (i) 82.9533° 43.0010°
    RAAN 118.8315° 120.9479°
    Perigee Argument 60.9952° 266.0293°
    Mean Anomaly (M) 305.3412° 94.0418°
    Apogee 1305.571 km 483.912 km
    Perigee 386.981 km 482.218 km
    Orbit Epoch 2026-10-20T05:23:13+0000 2026-10-19T20:00:52+0000

    COSMOS 1238 & STARLINK-5627 Collision Probability (Pc) Trend

    COSMOS 1238 & STARLINK-5627 Collision Probability (Pc) TrendNot Available

    COSMOS 1238 & STARLINK-5627 Miss Distance (Miss Distance) Trend

    COSMOS 1238 & STARLINK-5627 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1238Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5627Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1238Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5627Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1238

    No nearby objects data