Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    5.441448E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T16:53:46+0800
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    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 2026-10-23T03:11:54+0000
    Collision Probability (Pc) 5.441448E-5
    Conjunction Distance (km) 0.693 km
    Relative Speed (km/s) 7.18 km/s
    Conjunction Risk Parameters R (Radial): 0.581 | I (In-track): -0.334 | C (Cross-track): 0.174
    Collision Risk Index (CRI) 0.7
    X Position (km) 4570.543 4570.23
    Position Y (km) -878.511 -878.067
    Position Z (km) -5020.838 -5020.409
    Velocity X (km/s) -1.315 3.854
    Velocity Y (km/s) 7.103 6.11
    Velocity Z (km/s) -2.442 2.442

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3678 STARLINK-36074
    Semimajor Axis (a) 6840.859 km 6840.837 km
    Eccentricity (e) 0.000120 0.000106
    Inclination (i) 53.1615° 53.1596°
    RAAN 126.0162° 54.6203°
    Perigee Argument 90.1020° 77.0302°
    Mean Anomaly (M) 270.0120° 283.0818°
    Apogee 463.545 km 463.424 km
    Perigee 461.899 km 461.976 km
    Orbit Epoch 2026-10-20T19:24:54+0000 2026-10-20T16:05:13+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