Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.089363E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:20:33+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53169
    NORAD ID 53169
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64355
    NORAD ID 64355
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4117 STARLINK-34270
    Time of Closest Approach 2026-10-20T00:40:54+0000
    Collision Probability (Pc) 6.089363E-7
    Conjunction Distance (km) 2.961 km
    Relative Speed (km/s) 3.399 km/s
    Conjunction Risk Parameters R (Radial): 2.93 | I (In-track): 0.415 | C (Cross-track): 0.094
    Collision Risk Index (CRI) 0.31
    X Position (km) -4972.191 -4974.596
    Position Y (km) 1386.491 1386.878
    Position Z (km) -4509.426 -4511.108
    Velocity X (km/s) -4.55 -5.231
    Velocity Y (km/s) -5.032 -2.134
    Velocity Z (km/s) 3.473 5.114

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4117 STARLINK-34270
    Semimajor Axis (a) 6848.863 km 6852.679 km
    Eccentricity (e) 0.000146 0.000310
    Inclination (i) 53.1575° 69.9999°
    RAAN 209.8508° 185.3752°
    Perigee Argument 96.9062° 270.7129°
    Mean Anomaly (M) 263.2105° 89.3692°
    Apogee 471.727 km 476.665 km
    Perigee 469.725 km 472.419 km
    Orbit Epoch 2026-10-19T01:25:57+0000 2026-10-19T02:54:53+0000

    STARLINK-4117 & STARLINK-34270 Collision Probability (Pc) Trend

    STARLINK-4117 & STARLINK-34270 Collision Probability (Pc) TrendNot Available

    STARLINK-4117 & STARLINK-34270 Miss Distance (Miss Distance) Trend

    STARLINK-4117 & STARLINK-34270 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4117Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34270Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4117Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34270Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4117

    No nearby objects data