Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.713247E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:45:22+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51740
    NORAD ID 51740
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69429
    NORAD ID 69429
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3500 STARLINK-37857
    Time of Closest Approach 2026-10-23T06:47:42+0000
    Collision Probability (Pc) 1.713247E-6
    Conjunction Distance (km) 2.522 km
    Relative Speed (km/s) 14.578 km/s
    Conjunction Risk Parameters R (Radial): 2.425 | I (In-track): 0.212 | C (Cross-track): -0.66
    Collision Risk Index (CRI) 0.4
    X Position (km) 5428.367 5430.453
    Position Y (km) -2735.175 -2735.521
    Position Z (km) -3151.995 -3153.369
    Velocity X (km/s) 4.627 -3.589
    Velocity Y (km/s) 3.436 0.588
    Velocity Z (km/s) 4.997 -6.703

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3500 STARLINK-37857
    Semimajor Axis (a) 6840.818 km 6843.652 km
    Eccentricity (e) 0.000435 0.000146
    Inclination (i) 53.1632° 97.2873°
    RAAN 10.4171° 153.8790°
    Perigee Argument 108.4196° 88.9595°
    Mean Anomaly (M) 251.7279° 271.1815°
    Apogee 465.655 km 466.515 km
    Perigee 459.707 km 464.515 km
    Orbit Epoch 2026-10-20T05:28:31+0000 2026-10-20T01:09:32+0000

    STARLINK-3500 & STARLINK-37857 Collision Probability (Pc) Trend

    STARLINK-3500 & STARLINK-37857 Collision Probability (Pc) TrendNot Available

    STARLINK-3500 & STARLINK-37857 Miss Distance (Miss Distance) Trend

    STARLINK-3500 & STARLINK-37857 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3500Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37857Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3500Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37857Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3500

    No nearby objects data