Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.300125E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T09:46:05+0800
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    1 Object 1

    AOE ID 53498
    NORAD ID 53498
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59726
    NORAD ID 59726
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4439 STARLINK-31642
    Time of Closest Approach 2026-10-25T17:30:35+0000
    Collision Probability (Pc) 1.300125E-6
    Conjunction Distance (km) 2.745 km
    Relative Speed (km/s) 11.474 km/s
    Conjunction Risk Parameters R (Radial): 2.744 | I (In-track): 0.066 | C (Cross-track): 0.067
    Collision Risk Index (CRI) 0.37
    X Position (km) -1698.85 -1699.511
    Position Y (km) -3748.927 -3750.509
    Position Z (km) 5460.774 5462.918
    Velocity X (km/s) -3.928 6.722
    Velocity Y (km/s) -4.769 -3.6
    Velocity Z (km/s) -4.485 -0.38

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4439 STARLINK-31642
    Semimajor Axis (a) 6843.724 km 6848.874 km
    Eccentricity (e) 0.000111 0.000126
    Inclination (i) 97.2867° 53.1603°
    RAAN 54.4098° 157.6727°
    Perigee Argument 97.9136° 101.1205°
    Mean Anomaly (M) 262.2233° 258.9938°
    Apogee 466.347 km 471.600 km
    Perigee 464.827 km 469.874 km
    Orbit Epoch 2026-10-24T06:30:21+0000 2026-10-24T00:23:13+0000

    STARLINK-4439 & STARLINK-31642 Collision Probability (Pc) Trend

    STARLINK-4439 & STARLINK-31642 Collision Probability (Pc) TrendNot Available

    STARLINK-4439 & STARLINK-31642 Miss Distance (Miss Distance) Trend

    STARLINK-4439 & STARLINK-31642 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4439Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31642Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4439Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31642Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4439

    No nearby objects data