Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.994736E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T07:45:19+0800
    View CDM
    Download CDM 1.0

    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) 1.994736E-6
    Conjunction Distance (km) 2.339 km
    Relative Speed (km/s) 14.801 km/s
    Conjunction Risk Parameters R (Radial): 0.68 | I (In-track): -0.599 | C (Cross-track): -2.155
    Collision Risk Index (CRI) 0.41
    X Position (km) -2778.785 -2777.313
    Position Y (km) 5859.637 5861.333
    Position Z (km) 1912.342 1911.686
    Velocity X (km/s) -5.078 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) 6761.978 km 6765.111 km
    Eccentricity (e) 0.000243 0.000557
    Inclination (i) 53.0410° 97.3782°
    RAAN 315.2155° 116.2725°
    Perigee Argument 28.4418° 36.9313°
    Mean Anomaly (M) 331.6727° 323.2326°
    Apogee 385.485 km 390.744 km
    Perigee 382.197 km 383.204 km
    Orbit Epoch 2026-09-13T09:21:01+0000 2026-09-13T14:30:38+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