Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.038623E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T02:55:28+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 52987
    NORAD ID 52987
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2303 STARLINK-4259
    Time of Closest Approach 2026-10-18T22:54:58+0000
    Collision Probability (Pc) 7.038623E-5
    Conjunction Distance (km) 0.711 km
    Relative Speed (km/s) 11.857 km/s
    Conjunction Risk Parameters R (Radial): -0.263 | I (In-track): 0.422 | C (Cross-track): -0.508
    Collision Risk Index (CRI) 0.72
    X Position (km) -6514.008 -6514.253
    Position Y (km) 77.029 77.692
    Position Z (km) 2106.549 2106.623
    Velocity X (km/s) -1.889 1.775
    Velocity Y (km/s) -4.787 -4.83
    Velocity Z (km/s) -5.638 5.638

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2303 STARLINK-4259
    Semimajor Axis (a) 6848.334 km 6848.870 km
    Eccentricity (e) 0.000145 0.000140
    Inclination (i) 53.1588° 53.1590°
    RAAN 16.5251° 169.2556°
    Perigee Argument 64.7619° 91.2364°
    Mean Anomaly (M) 295.3533° 268.8798°
    Apogee 471.191 km 471.693 km
    Perigee 469.203 km 469.773 km
    Orbit Epoch 2026-10-18T06:34:28+0000 2026-10-18T02:27:35+0000

    STARLINK-2303 & STARLINK-4259 Collision Probability (Pc) Trend

    STARLINK-2303 & STARLINK-4259 Collision Probability (Pc) TrendNot Available

    STARLINK-2303 & STARLINK-4259 Miss Distance (Miss Distance) Trend

    STARLINK-2303 & STARLINK-4259 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2303Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4259Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2303Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4259Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2303

    No nearby objects data