Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.063506E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T09:30:26+0800
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    1 Object 1

    AOE ID 51102
    NORAD ID 51102
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 51772
    NORAD ID 51772
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SHIYAN 13 (SY-13) STARLINK-3623
    Time of Closest Approach 2026-10-25T12:25:22+0000
    Collision Probability (Pc) 1.063506E-6
    Conjunction Distance (km) 2.828 km
    Relative Speed (km/s) 8.671 km/s
    Conjunction Risk Parameters R (Radial): -0.677 | I (In-track): -2.291 | C (Cross-track): 1.513
    Collision Risk Index (CRI) 0.36
    X Position (km) -3862.935 -3865.358
    Position Y (km) 3046.245 3046.792
    Position Z (km) 4743.147 4741.796
    Velocity X (km/s) -3.044 -6.246
    Velocity Y (km/s) 4.435 -3.177
    Velocity Z (km/s) -5.687 -3.042

    Orbital Parameters 国际轨道数据源

    Parameter SHIYAN 13 (SY-13) STARLINK-3623
    Semimajor Axis (a) 7200.194 km 6840.885 km
    Eccentricity (e) 0.060206 0.000109
    Inclination (i) 98.4529° 53.1623°
    RAAN 311.8434° 18.4495°
    Perigee Argument 175.5298° 89.9874°
    Mean Anomaly (M) 185.1616° 270.1254°
    Apogee 1255.555 km 463.493 km
    Perigee 388.559 km 462.003 km
    Orbit Epoch 2026-10-23T19:12:51+0000 2026-10-23T06:45:08+0000

    SHIYAN 13 (SY-13) & STARLINK-3623 Collision Probability (Pc) Trend

    SHIYAN 13 (SY-13) & STARLINK-3623 Collision Probability (Pc) TrendNot Available

    SHIYAN 13 (SY-13) & STARLINK-3623 Miss Distance (Miss Distance) Trend

    SHIYAN 13 (SY-13) & STARLINK-3623 Miss Distance (Miss Distance) TrendNot Available

    SHIYAN 13 (SY-13)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3623Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SHIYAN 13 (SY-13)Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3623Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SHIYAN 13 (SY-13)

    No nearby objects data