Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.49776E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T01:05:18+0800
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    1 Object 1

    AOE ID 53531
    NORAD ID 53531
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68211
    NORAD ID 68211
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4487 STARLINK-37120
    Time of Closest Approach 2026-10-29T17:17:11+0000
    Collision Probability (Pc) 1.49776E-6
    Conjunction Distance (km) 2.493 km
    Relative Speed (km/s) 11.227 km/s
    Conjunction Risk Parameters R (Radial): -2.188 | I (In-track): 0.806 | C (Cross-track): -0.879
    Collision Risk Index (CRI) 0.39
    X Position (km) 4024.293 4022.419
    Position Y (km) -990.511 -989.341
    Position Z (km) -5459.121 -5457.967
    Velocity X (km/s) 1.067 -6.143
    Velocity Y (km/s) 7.522 -0.134
    Velocity Z (km/s) -0.579 -4.506

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4487 STARLINK-37120
    Semimajor Axis (a) 6848.935 km 6843.648 km
    Eccentricity (e) 0.000114 0.000219
    Inclination (i) 53.1580° 97.2817°
    RAAN 93.5997° 173.7825°
    Perigee Argument 73.3757° 84.9627°
    Mean Anomaly (M) 320.0250° 275.1865°
    Apogee 471.579 km 467.008 km
    Perigee 470.017 km 464.014 km
    Orbit Epoch 2026-10-27T22:00:02+0000 2026-10-27T14:09:28+0000

    STARLINK-4487 & STARLINK-37120 Collision Probability (Pc) Trend

    STARLINK-4487 & STARLINK-37120 Collision Probability (Pc) TrendNot Available

    STARLINK-4487 & STARLINK-37120 Miss Distance (Miss Distance) Trend

    STARLINK-4487 & STARLINK-37120 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4487Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37120Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4487Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37120Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4487

    No nearby objects data