Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.372331E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-27T09:06:18+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 54798
    NORAD ID 54798
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57247
    NORAD ID 57247
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5420 STARLINK-5039
    Time of Closest Approach 2026-08-27T21:40:36+0000
    Collision Probability (Pc) 1.372331E-6
    Conjunction Distance (km) 2.629 km
    Relative Speed (km/s) 11.248 km/s
    Conjunction Risk Parameters R (Radial): 1.605 | I (In-track): 1.413 | C (Cross-track): -1.528
    Collision Risk Index (CRI) 0.38
    X Position (km) 5331 5333.552
    Position Y (km) -4197.924 -4197.296
    Position Z (km) -1010.568 -1010.609
    Velocity X (km/s) 3.555 2.894
    Velocity Y (km/s) 3.081 4.894
    Velocity Z (km/s) 6 -5.08

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5420 STARLINK-5039
    Semimajor Axis (a) 6858.670 km 6861.162 km
    Eccentricity (e) 0.000104 0.000089
    Inclination (i) 53.1608° 43.0025°
    RAAN 334.3080° 147.9482°
    Perigee Argument 82.6228° 250.6319°
    Mean Anomaly (M) 200.3064° 109.4436°
    Apogee 481.249 km 483.638 km
    Perigee 479.817 km 482.412 km
    Orbit Epoch 2026-08-26T14:00:02+0000 2026-08-25T04:29:54+0000

    STARLINK-5420 & STARLINK-5039 Collision Probability (Pc) Trend

    STARLINK-5420 & STARLINK-5039 Collision Probability (Pc) TrendNot Available

    STARLINK-5420 & STARLINK-5039 Miss Distance (Miss Distance) Trend

    STARLINK-5420 & STARLINK-5039 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5420Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5039Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5420Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5039Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5420

    No nearby objects data