Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.435297E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T22:27:07+0800
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    1 Object 1

    AOE ID 48377
    NORAD ID 48377
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68912
    NORAD ID 68912
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2499 STARLINK-37477
    Time of Closest Approach 2026-10-21T23:01:04+0000
    Collision Probability (Pc) 2.435297E-6
    Conjunction Distance (km) 2.055 km
    Relative Speed (km/s) 12.768 km/s
    Conjunction Risk Parameters R (Radial): 1.959 | I (In-track): -0.347 | C (Cross-track): 0.516
    Collision Risk Index (CRI) 0.43
    X Position (km) -2040.019 -2039.64
    Position Y (km) 3655.151 3653.586
    Position Z (km) 5408.52 5407.245
    Velocity X (km/s) -7.121 4.265
    Velocity Y (km/s) -2.597 -4.392
    Velocity Z (km/s) -0.928 4.564

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2499 STARLINK-37477
    Semimajor Axis (a) 6848.566 km 6843.650 km
    Eccentricity (e) 0.000334 0.000221
    Inclination (i) 53.1614° 97.2876°
    RAAN 22.7639° 126.5588°
    Perigee Argument 88.2140° 90.4754°
    Mean Anomaly (M) 271.9244° 269.6742°
    Apogee 472.720 km 467.027 km
    Perigee 468.138 km 463.999 km
    Orbit Epoch 2026-10-20T05:52:34+0000 2026-10-19T19:06:31+0000

    STARLINK-2499 & STARLINK-37477 Collision Probability (Pc) Trend

    STARLINK-2499 & STARLINK-37477 Collision Probability (Pc) TrendNot Available

    STARLINK-2499 & STARLINK-37477 Miss Distance (Miss Distance) Trend

    STARLINK-2499 & STARLINK-37477 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2499Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37477Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2499Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37477Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2499

    No nearby objects data