Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.834191E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T02:23:10+0800
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    1 Object 1

    AOE ID 47816
    NORAD ID 47816
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 48444
    NORAD ID 48444
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2399 STARLINK-2645
    Time of Closest Approach 2026-10-19T21:40:11+0000
    Collision Probability (Pc) 1.834191E-6
    Conjunction Distance (km) 2.041 km
    Relative Speed (km/s) 7.858 km/s
    Conjunction Risk Parameters R (Radial): -1.41 | I (In-track): -1.262 | C (Cross-track): -0.76
    Collision Risk Index (CRI) 0.4
    X Position (km) 4614.376 4615.715
    Position Y (km) -1265.959 -1264.798
    Position Z (km) 4888.249 4889.259
    Velocity X (km/s) -0.98 4.442
    Velocity Y (km/s) 7.057 5.571
    Velocity Z (km/s) 2.745 -2.744

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2399 STARLINK-2645
    Semimajor Axis (a) 6847.586 km 6848.811 km
    Eccentricity (e) 0.000114 0.000155
    Inclination (i) 53.1608° 53.1574°
    RAAN 301.1097° 222.6699°
    Perigee Argument 86.3876° 84.7308°
    Mean Anomaly (M) 273.7257° 275.3870°
    Apogee 470.232 km 471.735 km
    Perigee 468.666 km 469.613 km
    Orbit Epoch 2026-10-18T12:31:11+0000 2026-10-18T04:26:50+0000

    STARLINK-2399 & STARLINK-2645 Collision Probability (Pc) Trend

    STARLINK-2399 & STARLINK-2645 Collision Probability (Pc) TrendNot Available

    STARLINK-2399 & STARLINK-2645 Miss Distance (Miss Distance) Trend

    STARLINK-2399 & STARLINK-2645 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2399Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-2645Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2399Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-2645Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2399

    No nearby objects data