Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.481726E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T06:09:21+0800
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    1 Object 1

    AOE ID 49431
    NORAD ID 49431
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 52489
    NORAD ID 52489
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3153 STARLINK-3923
    Time of Closest Approach 2026-10-16T23:04:37+0000
    Collision Probability (Pc) 1.481726E-6
    Conjunction Distance (km) 2.578 km
    Relative Speed (km/s) 12.153 km/s
    Conjunction Risk Parameters R (Radial): 2.578 | I (In-track): -0.017 | C (Cross-track): 0.045
    Collision Risk Index (CRI) 0.38
    X Position (km) 3781.905 3783.291
    Position Y (km) -5613.226 -5615.365
    Position Z (km) 989.162 989.548
    Velocity X (km/s) 3.341 4.331
    Velocity Y (km/s) 3.32 1.849
    Velocity Z (km/s) 6.012 -6.01

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3153 STARLINK-3923
    Semimajor Axis (a) 6840.851 km 6843.352 km
    Eccentricity (e) 0.000130 0.000112
    Inclination (i) 53.1610° 53.1568°
    RAAN 300.7345° 132.2303°
    Perigee Argument 77.7491° 95.9285°
    Mean Anomaly (M) 282.3657° 264.1845°
    Apogee 463.604 km 465.983 km
    Perigee 461.824 km 464.447 km
    Orbit Epoch 2026-10-16T07:23:58+0000 2026-10-16T12:57:24+0000

    STARLINK-3153 & STARLINK-3923 Collision Probability (Pc) Trend

    STARLINK-3153 & STARLINK-3923 Collision Probability (Pc) TrendNot Available

    STARLINK-3153 & STARLINK-3923 Miss Distance (Miss Distance) Trend

    STARLINK-3153 & STARLINK-3923 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3153Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3923Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3153Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3923Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3153

    No nearby objects data