Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.515383E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T18:10:05+0800
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    1 Object 1

    AOE ID 51980
    NORAD ID 51980
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63494
    NORAD ID 63494
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3649 STARLINK-33819
    Time of Closest Approach 2026-10-21T00:07:00+0000
    Collision Probability (Pc) 4.515383E-6
    Conjunction Distance (km) 1.467 km
    Relative Speed (km/s) 7.401 km/s
    Conjunction Risk Parameters R (Radial): -0.76 | I (In-track): 1.099 | C (Cross-track): -0.604
    Collision Risk Index (CRI) 0.48
    X Position (km) 3592.374 3591.17
    Position Y (km) 3024.135 3024.76
    Position Z (km) -4981.903 -4981.347
    Velocity X (km/s) -2.235 -6.354
    Velocity Y (km/s) 6.834 3.367
    Velocity Z (km/s) 2.539 -2.539

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3649 STARLINK-33819
    Semimajor Axis (a) 6840.889 km 6840.795 km
    Eccentricity (e) 0.000100 0.000090
    Inclination (i) 53.1600° 53.1574°
    RAAN 103.0838° 176.4488°
    Perigee Argument 85.8998° 117.6904°
    Mean Anomaly (M) 274.2119° 242.4190°
    Apogee 463.439 km 463.277 km
    Perigee 462.065 km 462.039 km
    Orbit Epoch 2026-10-18T19:15:00+0000 2026-10-19T01:43:11+0000

    STARLINK-3649 & STARLINK-33819 Collision Probability (Pc) Trend

    STARLINK-3649 & STARLINK-33819 Collision Probability (Pc) TrendNot Available

    STARLINK-3649 & STARLINK-33819 Miss Distance (Miss Distance) Trend

    STARLINK-3649 & STARLINK-33819 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3649Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33819Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3649Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33819Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3649

    No nearby objects data