Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.72992E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T20:45:55+0800
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    1 Object 1

    AOE ID 48375
    NORAD ID 48375
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53539
    NORAD ID 53539
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2603 STARLINK-4123
    Time of Closest Approach 2026-10-21T14:34:54+0000
    Collision Probability (Pc) 2.72992E-6
    Conjunction Distance (km) 1.847 km
    Relative Speed (km/s) 9.857 km/s
    Conjunction Risk Parameters R (Radial): 0.311 | I (In-track): 1.39 | C (Cross-track): 1.176
    Collision Risk Index (CRI) 0.44
    X Position (km) 5059.395 5058.548
    Position Y (km) -1826.493 -1828.122
    Position Z (km) -4234.983 -4234.79
    Velocity X (km/s) 4.842 -0.887
    Velocity Y (km/s) 4.44 6.51
    Velocity Z (km/s) 3.874 -3.874

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2603 STARLINK-4123
    Semimajor Axis (a) 6845.477 km 6840.877 km
    Eccentricity (e) 0.000106 0.000135
    Inclination (i) 53.1610° 53.1587°
    RAAN 27.2374° 136.6358°
    Perigee Argument 71.7636° 91.5170°
    Mean Anomaly (M) 288.3482° 268.5988°
    Apogee 468.066 km 463.666 km
    Perigee 466.614 km 461.814 km
    Orbit Epoch 2026-10-19T06:29:34+0000 2026-10-18T21:29:15+0000

    STARLINK-2603 & STARLINK-4123 Collision Probability (Pc) Trend

    STARLINK-2603 & STARLINK-4123 Collision Probability (Pc) TrendNot Available

    STARLINK-2603 & STARLINK-4123 Miss Distance (Miss Distance) Trend

    STARLINK-2603 & STARLINK-4123 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2603Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4123Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2603Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4123Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2603

    No nearby objects data