Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.556317E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T21:28:08+0800
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    1 Object 1

    AOE ID 52349
    NORAD ID 52349
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54091
    NORAD ID 54091
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3819 STARLINK-5221
    Time of Closest Approach 2026-10-28T21:36:18+0000
    Collision Probability (Pc) 1.556317E-6
    Conjunction Distance (km) 2.482 km
    Relative Speed (km/s) 11.812 km/s
    Conjunction Risk Parameters R (Radial): 2.478 | I (In-track): -0.089 | C (Cross-track): -0.092
    Collision Risk Index (CRI) 0.39
    X Position (km) -6254.735 -6252.434
    Position Y (km) -1674.252 -1673.769
    Position Z (km) -2216.254 -2215.461
    Velocity X (km/s) -0.592 3.093
    Velocity Y (km/s) -5.164 -4.179
    Velocity Z (km/s) 5.589 -5.59

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3819 STARLINK-5221
    Semimajor Axis (a) 6840.880 km 6837.861 km
    Eccentricity (e) 0.000106 0.000125
    Inclination (i) 53.1612° 53.1591°
    RAAN 217.7526° 4.7229°
    Perigee Argument 52.3790° 86.1504°
    Mean Anomaly (M) 307.7308° 78.2290°
    Apogee 463.466 km 460.581 km
    Perigee 462.020 km 458.867 km
    Orbit Epoch 2026-10-27T05:03:50+0000 2026-10-27T22:00:02+0000

    STARLINK-3819 & STARLINK-5221 Collision Probability (Pc) Trend

    STARLINK-3819 & STARLINK-5221 Collision Probability (Pc) TrendNot Available

    STARLINK-3819 & STARLINK-5221 Miss Distance (Miss Distance) Trend

    STARLINK-3819 & STARLINK-5221 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3819Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5221Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3819Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5221Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3819

    No nearby objects data