Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.692036E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T16:55:40+0800
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    1 Object 1

    AOE ID 53408
    NORAD ID 53408
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68570
    NORAD ID 68570
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4491 STARLINK-37228
    Time of Closest Approach 2026-10-25T12:13:00+0000
    Collision Probability (Pc) 1.692036E-6
    Conjunction Distance (km) 2.362 km
    Relative Speed (km/s) 11.64 km/s
    Conjunction Risk Parameters R (Radial): -2.254 | I (In-track): 0.459 | C (Cross-track): 0.533
    Collision Risk Index (CRI) 0.4
    X Position (km) -6270.31 -6272.284
    Position Y (km) 827.54 828.51
    Position Z (km) 2592.055 2592.915
    Velocity X (km/s) 1.548 -2.844
    Velocity Y (km/s) -5.197 -4.616
    Velocity Z (km/s) 5.382 -5.381

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4491 STARLINK-37228
    Semimajor Axis (a) 6837.884 km 6840.877 km
    Eccentricity (e) 0.000096 0.000136
    Inclination (i) 53.1596° 53.1582°
    RAAN 166.8052° 24.2065°
    Perigee Argument 87.2114° 75.7375°
    Mean Anomaly (M) 272.8999° 284.3779°
    Apogee 460.403 km 463.672 km
    Perigee 459.091 km 461.808 km
    Orbit Epoch 2026-10-22T21:36:17+0000 2026-10-22T13:13:02+0000

    STARLINK-4491 & STARLINK-37228 Collision Probability (Pc) Trend

    STARLINK-4491 & STARLINK-37228 Collision Probability (Pc) TrendNot Available

    STARLINK-4491 & STARLINK-37228 Miss Distance (Miss Distance) Trend

    STARLINK-4491 & STARLINK-37228 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4491Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37228Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4491Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37228Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4491

    No nearby objects data