Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.496677E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T18:42:37+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 54866
    NORAD ID 54866
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66971
    NORAD ID 66971
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5398 STARLINK-35678
    Time of Closest Approach 2026-10-30T20:24:38+0000
    Collision Probability (Pc) 5.496677E-6
    Conjunction Distance (km) 1.397 km
    Relative Speed (km/s) 7.832 km/s
    Conjunction Risk Parameters R (Radial): -0.087 | I (In-track): 1.197 | C (Cross-track): 0.716
    Collision Risk Index (CRI) 0.5
    X Position (km) -432.551 -433.936
    Position Y (km) 5835.777 5835.599
    Position Z (km) -3586.812 -3586.766
    Velocity X (km/s) -6.368 -6.671
    Velocity Y (km/s) -2.523 1.555
    Velocity Z (km/s) -3.34 3.34

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5398 STARLINK-35678
    Semimajor Axis (a) 6861.146 km 6861.201 km
    Eccentricity (e) 0.000161 0.000166
    Inclination (i) 43.0019° 43.0023°
    RAAN 245.9207° 150.0680°
    Perigee Argument 263.0782° 265.6642°
    Mean Anomaly (M) 85.3023° 127.9050°
    Apogee 484.115 km 484.202 km
    Perigee 481.903 km 481.926 km
    Orbit Epoch 2026-10-28T14:00:02+0000 2026-10-28T06:00:02+0000

    STARLINK-5398 & STARLINK-35678 Collision Probability (Pc) Trend

    STARLINK-5398 & STARLINK-35678 Collision Probability (Pc) TrendNot Available

    STARLINK-5398 & STARLINK-35678 Miss Distance (Miss Distance) Trend

    STARLINK-5398 & STARLINK-35678 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5398Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35678Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5398Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35678Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5398

    No nearby objects data