Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.547789E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T06:43:05+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 48133
    NORAD ID 48133
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53488
    NORAD ID 53488
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2475 STARLINK-4421
    Time of Closest Approach 2026-10-12T23:53:52+0000
    Collision Probability (Pc) 1.547789E-6
    Conjunction Distance (km) 2.69 km
    Relative Speed (km/s) 14.699 km/s
    Conjunction Risk Parameters R (Radial): -2.634 | I (In-track): -0.133 | C (Cross-track): 0.524
    Collision Risk Index (CRI) 0.39
    X Position (km) -4942.263 -4940.734
    Position Y (km) -4328.507 -4326.515
    Position Z (km) -1945.725 -1944.763
    Velocity X (km/s) 1.874 0.946
    Velocity Y (km/s) -4.698 2.168
    Velocity Z (km/s) 5.711 -7.252

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2475 STARLINK-4421
    Semimajor Axis (a) 6848.868 km 6843.736 km
    Eccentricity (e) 0.000109 0.000203
    Inclination (i) 53.1599° 97.2815°
    RAAN 237.3661° 42.7001°
    Perigee Argument 82.8441° 88.0290°
    Mean Anomaly (M) 277.2685° 272.1184°
    Apogee 471.479 km 466.986 km
    Perigee 469.983 km 464.212 km
    Orbit Epoch 2026-10-12T06:45:45+0000 2026-10-12T07:22:57+0000

    STARLINK-2475 & STARLINK-4421 Collision Probability (Pc) Trend

    STARLINK-2475 & STARLINK-4421 Collision Probability (Pc) TrendNot Available

    STARLINK-2475 & STARLINK-4421 Miss Distance (Miss Distance) Trend

    STARLINK-2475 & STARLINK-4421 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2475Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4421Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2475Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4421Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2475

    No nearby objects data