Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.501908E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:47:43+0800
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    1 Object 1

    AOE ID 47747
    NORAD ID 47747
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69719
    NORAD ID 69719
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2161 STARLINK-38039
    Time of Closest Approach 2026-10-21T15:02:15+0000
    Collision Probability (Pc) 3.501908E-6
    Conjunction Distance (km) 1.782 km
    Relative Speed (km/s) 12.426 km/s
    Conjunction Risk Parameters R (Radial): 0.81 | I (In-track): -0.92 | C (Cross-track): 1.293
    Collision Risk Index (CRI) 0.46
    X Position (km) 3202.323 3201.897
    Position Y (km) -2609.409 -2607.68
    Position Z (km) 5449.449 5449.511
    Velocity X (km/s) 5.347 -5.63
    Velocity Y (km/s) 5.425 2.517
    Velocity Z (km/s) -0.543 4.501

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2161 STARLINK-38039
    Semimajor Axis (a) 6847.688 km 6843.647 km
    Eccentricity (e) 0.000192 0.000183
    Inclination (i) 53.1582° 97.2847°
    RAAN 232.4684° 328.0409°
    Perigee Argument 94.9917° 93.1475°
    Mean Anomaly (M) 265.1304° 266.9977°
    Apogee 470.867 km 466.765 km
    Perigee 468.235 km 464.255 km
    Orbit Epoch 2026-10-19T10:57:58+0000 2026-10-19T01:43:45+0000

    STARLINK-2161 & STARLINK-38039 Collision Probability (Pc) Trend

    STARLINK-2161 & STARLINK-38039 Collision Probability (Pc) TrendNot Available

    STARLINK-2161 & STARLINK-38039 Miss Distance (Miss Distance) Trend

    STARLINK-2161 & STARLINK-38039 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2161Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-38039Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2161Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-38039Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2161

    No nearby objects data