Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.637162E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T09:06:53+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52121
    NORAD ID 52121
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66900
    NORAD ID 66900
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3678 STARLINK-36074
    Time of Closest Approach 2026-10-23T08:40:13+0000
    Collision Probability (Pc) 3.637162E-6
    Conjunction Distance (km) 1.561 km
    Relative Speed (km/s) 7.194 km/s
    Conjunction Risk Parameters R (Radial): 0.342 | I (In-track): 1.347 | C (Cross-track): 0.712
    Collision Risk Index (CRI) 0.46
    X Position (km) -4545.051 -4544.504
    Position Y (km) 960.547 961.988
    Position Z (km) 5012.073 5011.828
    Velocity X (km/s) 1.19 -3.979
    Velocity Y (km/s) -7.14 -6.047
    Velocity Z (km/s) 2.441 -2.441

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3678 STARLINK-36074
    Semimajor Axis (a) 6840.867 km 6840.796 km
    Eccentricity (e) 0.000119 0.000121
    Inclination (i) 53.1613° 53.1607°
    RAAN 121.4493° 51.5714°
    Perigee Argument 88.3589° 74.0085°
    Mean Anomaly (M) 271.7550° 286.1051°
    Apogee 463.544 km 463.488 km
    Perigee 461.916 km 461.830 km
    Orbit Epoch 2026-10-21T18:51:51+0000 2026-10-21T07:43:10+0000

    STARLINK-3678 & STARLINK-36074 Collision Probability (Pc) Trend

    STARLINK-3678 & STARLINK-36074 Collision Probability (Pc) TrendNot Available

    STARLINK-3678 & STARLINK-36074 Miss Distance (Miss Distance) Trend

    STARLINK-3678 & STARLINK-36074 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3678Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36074Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3678Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36074Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3678

    No nearby objects data