Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.530072E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T16:18:27+0800
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    1 Object 1

    AOE ID 14780
    NORAD ID 14780
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 22236
    NORAD ID 22236
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter LANDSAT 5 COSMOS 2221
    Time of Closest Approach 2026-11-02T15:39:51+0000
    Collision Probability (Pc) 1.530072E-6
    Conjunction Distance (km) 2.737 km
    Relative Speed (km/s) 15.084 km/s
    Conjunction Risk Parameters R (Radial): 2.592 | I (In-track): -0.009 | C (Cross-track): 0.881
    Collision Risk Index (CRI) 0.39
    X Position (km) 2905.987 2906.385
    Position Y (km) 2362.726 2364.148
    Position Z (km) -5877.976 -5880.28
    Velocity X (km/s) -3.533 3.632
    Velocity Y (km/s) -5.411 5.317
    Velocity Z (km/s) -3.879 3.937

    Orbital Parameters 国际轨道数据源

    Parameter LANDSAT 5 COSMOS 2221
    Semimajor Axis (a) 6929.704 km 6954.748 km
    Eccentricity (e) 0.006856 0.001547
    Inclination (i) 98.0706° 82.5047°
    RAAN 228.9473° 53.8606°
    Perigee Argument 22.3793° 119.6744°
    Mean Anomaly (M) 338.0398° 240.6021°
    Apogee 599.075 km 587.368 km
    Perigee 504.059 km 565.854 km
    Orbit Epoch 2026-10-30T17:59:34+0000 2026-10-30T17:20:00+0000

    LANDSAT 5 & COSMOS 2221 Collision Probability (Pc) Trend

    LANDSAT 5 & COSMOS 2221 Collision Probability (Pc) TrendNot Available

    LANDSAT 5 & COSMOS 2221 Miss Distance (Miss Distance) Trend

    LANDSAT 5 & COSMOS 2221 Miss Distance (Miss Distance) TrendNot Available

    LANDSAT 5Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2221Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LANDSAT 5Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2221Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LANDSAT 5

    No nearby objects data