Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.350213E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:35:42+0800
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    1 Object 1

    AOE ID 53541
    NORAD ID 53541
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67669
    NORAD ID 67669
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4485 STARLINK-36639
    Time of Closest Approach 2026-10-21T04:11:12+0000
    Collision Probability (Pc) 1.350213E-6
    Conjunction Distance (km) 2.974 km
    Relative Speed (km/s) 14.74 km/s
    Conjunction Risk Parameters R (Radial): 2.386 | I (In-track): -0.449 | C (Cross-track): 1.718
    Collision Risk Index (CRI) 0.38
    X Position (km) -5609.897 -5610.842
    Position Y (km) 3667.093 3669.662
    Position Z (km) 1378.057 1379.218
    Velocity X (km/s) -1.531 -0.745
    Velocity Y (km/s) -4.581 1.667
    Velocity Z (km/s) 5.914 -7.412

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4485 STARLINK-36639
    Semimajor Axis (a) 6843.368 km 6843.642 km
    Eccentricity (e) 0.000127 0.000169
    Inclination (i) 53.1600° 97.2867°
    RAAN 148.0166° 323.2168°
    Perigee Argument 86.1912° 89.8770°
    Mean Anomaly (M) 273.9235° 270.2666°
    Apogee 466.100 km 466.661 km
    Perigee 464.362 km 464.349 km
    Orbit Epoch 2026-10-19T00:30:30+0000 2026-10-19T01:20:32+0000

    STARLINK-4485 & STARLINK-36639 Collision Probability (Pc) Trend

    STARLINK-4485 & STARLINK-36639 Collision Probability (Pc) TrendNot Available

    STARLINK-4485 & STARLINK-36639 Miss Distance (Miss Distance) Trend

    STARLINK-4485 & STARLINK-36639 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4485Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36639Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4485Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36639Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4485

    No nearby objects data