Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.318129E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T12:47:24+0800
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    1 Object 1

    AOE ID 45735
    NORAD ID 45735
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 55861
    NORAD ID 55861
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-1471 SHIYAN 19 (SY-19)
    Time of Closest Approach 2026-09-14T19:49:33+0000
    Collision Probability (Pc) 2.318129E-6
    Conjunction Distance (km) 2.181 km
    Relative Speed (km/s) 14.801 km/s
    Conjunction Risk Parameters R (Radial): 0.671 | I (In-track): -0.546 | C (Cross-track): -2.002
    Collision Risk Index (CRI) 0.42
    X Position (km) -2778.56 -2777.216
    Position Y (km) 5859.651 5861.259
    Position Z (km) 1912.697 1912.091
    Velocity X (km/s) -5.079 1.855
    Velocity Y (km/s) -0.524 -1.515
    Velocity Z (km/s) -5.739 7.299

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1471 SHIYAN 19 (SY-19)
    Semimajor Axis (a) 6761.967 km 6765.018 km
    Eccentricity (e) 0.000248 0.000554
    Inclination (i) 53.0414° 97.3782°
    RAAN 314.9034° 116.6058°
    Perigee Argument 28.4650° 35.9007°
    Mean Anomaly (M) 331.6497° 324.2622°
    Apogee 385.505 km 390.633 km
    Perigee 382.155 km 383.129 km
    Orbit Epoch 2026-09-13T10:53:12+0000 2026-09-13T22:12:24+0000

    STARLINK-1471 & SHIYAN 19 (SY-19) Collision Probability (Pc) Trend

    STARLINK-1471 & SHIYAN 19 (SY-19) Collision Probability (Pc) TrendNot Available

    STARLINK-1471 & SHIYAN 19 (SY-19) Miss Distance (Miss Distance) Trend

    STARLINK-1471 & SHIYAN 19 (SY-19) Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1471Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SHIYAN 19 (SY-19)Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1471Collision Probability Trend

    Object 1 Probability TrendNot Available

    SHIYAN 19 (SY-19)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1471

    No nearby objects data