Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.489972E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:17:36+0800
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    1 Object 1

    AOE ID 53795
    NORAD ID 53795
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68212
    NORAD ID 68212
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4742 STARLINK-37117
    Time of Closest Approach 2026-10-21T10:43:39+0000
    Collision Probability (Pc) 1.489972E-6
    Conjunction Distance (km) 2.74 km
    Relative Speed (km/s) 14.451 km/s
    Conjunction Risk Parameters R (Radial): -2.706 | I (In-track): 0.147 | C (Cross-track): 0.403
    Collision Risk Index (CRI) 0.38
    X Position (km) -5667.413 -5665.327
    Position Y (km) 736.978 736.318
    Position Z (km) -3782.313 -3780.663
    Velocity X (km/s) 2.19 -3.97
    Velocity Y (km/s) -5.813 1.685
    Velocity Z (km/s) -4.421 6.287

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4742 STARLINK-37117
    Semimajor Axis (a) 6848.883 km 6843.619 km
    Eccentricity (e) 0.000144 0.000287
    Inclination (i) 53.1597° 97.2875°
    RAAN 329.1099° 166.4559°
    Perigee Argument 103.0881° 90.9171°
    Mean Anomaly (M) 257.0281° 269.2401°
    Apogee 471.731 km 467.449 km
    Perigee 469.761 km 463.515 km
    Orbit Epoch 2026-10-20T02:26:08+0000 2026-10-20T03:33:13+0000

    STARLINK-4742 & STARLINK-37117 Collision Probability (Pc) Trend

    STARLINK-4742 & STARLINK-37117 Collision Probability (Pc) TrendNot Available

    STARLINK-4742 & STARLINK-37117 Miss Distance (Miss Distance) Trend

    STARLINK-4742 & STARLINK-37117 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4742Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37117Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4742Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37117Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4742

    No nearby objects data