Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.281285E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T02:45:57+0800
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    1 Object 1

    AOE ID 47981
    NORAD ID 47981
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 48639
    NORAD ID 48639
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2303 STARLINK-2739
    Time of Closest Approach 2026-10-21T13:30:50+0000
    Collision Probability (Pc) 1.281285E-5
    Conjunction Distance (km) 1.18 km
    Relative Speed (km/s) 11.536 km/s
    Conjunction Risk Parameters R (Radial): -0.345 | I (In-track): 0.736 | C (Cross-track): -0.854
    Collision Risk Index (CRI) 0.57
    X Position (km) -5954.579 -5954.528
    Position Y (km) 1944.768 1945.937
    Position Z (km) 2760.167 2760.31
    Velocity X (km/s) -3.771 0.665
    Velocity Y (km/s) -4.029 -5.478
    Velocity Z (km/s) -5.275 5.274

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2303 STARLINK-2739
    Semimajor Axis (a) 6848.270 km 6848.581 km
    Eccentricity (e) 0.000146 0.000190
    Inclination (i) 53.1588° 53.1589°
    RAAN 11.9676° 153.5794°
    Perigee Argument 65.0466° 141.9773°
    Mean Anomaly (M) 295.0686° 218.1363°
    Apogee 471.131 km 471.745 km
    Perigee 469.135 km 469.143 km
    Orbit Epoch 2026-10-19T06:03:42+0000 2026-10-19T05:00:57+0000

    STARLINK-2303 & STARLINK-2739 Collision Probability (Pc) Trend

    STARLINK-2303 & STARLINK-2739 Collision Probability (Pc) TrendNot Available

    STARLINK-2303 & STARLINK-2739 Miss Distance (Miss Distance) Trend

    STARLINK-2303 & STARLINK-2739 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2303Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-2739Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2303Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-2739Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2303

    No nearby objects data