Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.693373E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T02:50:57+0800
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    1 Object 1

    AOE ID 49458
    NORAD ID 49458
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69566
    NORAD ID 69566
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3156 STARLINK-37909
    Time of Closest Approach 2026-10-19T23:52:36+0000
    Collision Probability (Pc) 2.693373E-6
    Conjunction Distance (km) 1.76 km
    Relative Speed (km/s) 7.836 km/s
    Conjunction Risk Parameters R (Radial): 1.701 | I (In-track): -0.386 | C (Cross-track): -0.237
    Collision Risk Index (CRI) 0.44
    X Position (km) 3611.622 3612.597
    Position Y (km) -3734.114 -3735.352
    Position Z (km) 4445.691 4446.473
    Velocity X (km/s) 2.21 -4.325
    Velocity Y (km/s) 6.386 2.638
    Velocity Z (km/s) 3.559 5.713

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3156 STARLINK-37909
    Semimajor Axis (a) 6843.366 km 6843.641 km
    Eccentricity (e) 0.000109 0.000216
    Inclination (i) 53.1587° 97.2873°
    RAAN 278.7437° 319.3568°
    Perigee Argument 96.6602° 84.8975°
    Mean Anomaly (M) 263.4524° 275.2513°
    Apogee 465.973 km 466.979 km
    Perigee 464.485 km 464.029 km
    Orbit Epoch 2026-10-19T00:10:45+0000 2026-10-19T00:12:28+0000

    STARLINK-3156 & STARLINK-37909 Collision Probability (Pc) Trend

    STARLINK-3156 & STARLINK-37909 Collision Probability (Pc) TrendNot Available

    STARLINK-3156 & STARLINK-37909 Miss Distance (Miss Distance) Trend

    STARLINK-3156 & STARLINK-37909 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3156Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37909Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3156Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37909Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3156

    No nearby objects data