Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.858409E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T09:07:21+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 2026-10-19T04:21:50+0000
    Collision Probability (Pc) 1.858409E-6
    Conjunction Distance (km) 2.25 km
    Relative Speed (km/s) 11.525 km/s
    Conjunction Risk Parameters R (Radial): 1.004 | I (In-track): 1.32 | C (Cross-track): -1.52
    Collision Risk Index (CRI) 0.4
    X Position (km) 6222.558 6223.715
    Position Y (km) -764.977 -763.091
    Position Z (km) -2764.366 -2764.77
    Velocity X (km/s) 2.913 -1.695
    Velocity Y (km/s) 4.676 5.242
    Velocity Z (km/s) 5.274 -5.274

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2303 STARLINK-2739
    Semimajor Axis (a) 6848.334 km 6848.943 km
    Eccentricity (e) 0.000145 0.000146
    Inclination (i) 53.1588° 53.1588°
    RAAN 16.5251° 155.4022°
    Perigee Argument 64.7619° 92.8143°
    Mean Anomaly (M) 295.3533° 267.3025°
    Apogee 471.191 km 471.803 km
    Perigee 469.203 km 469.809 km
    Orbit Epoch 2026-10-18T06:34:28+0000 2026-10-18T19:37:13+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