Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.126868E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T04:08:56+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 66962
    NORAD ID 66962
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SHIYAN 13 (SY-13) STARLINK-35874
    Time of Closest Approach 2026-10-24T11:24:11+0000
    Collision Probability (Pc) 3.126868E-6
    Conjunction Distance (km) 1.905 km
    Relative Speed (km/s) 13.914 km/s
    Conjunction Risk Parameters R (Radial): 0.809 | I (In-track): -0.746 | C (Cross-track): 1.555
    Collision Risk Index (CRI) 0.45
    X Position (km) -3441.213 -3441.601
    Position Y (km) 4586.929 4585.106
    Position Z (km) -3773.182 -3773.573
    Velocity X (km/s) 3.479 -6.55
    Velocity Y (km/s) -2.354 -2.388
    Velocity Z (km/s) -6.568 3.075

    Orbital Parameters 国际轨道数据源

    Parameter SHIYAN 13 (SY-13) STARLINK-35874
    Semimajor Axis (a) 7200.201 km 6861.175 km
    Eccentricity (e) 0.060204 0.000071
    Inclination (i) 98.4530° 43.0027°
    RAAN 311.3683° 179.8970°
    Perigee Argument 176.9720° 291.3193°
    Mean Anomaly (M) 183.5380° 68.7582°
    Apogee 1255.548 km 483.528 km
    Perigee 388.580 km 482.548 km
    Orbit Epoch 2026-10-23T07:23:01+0000 2026-10-23T01:06:51+0000

    SHIYAN 13 (SY-13) & STARLINK-35874 Collision Probability (Pc) Trend

    SHIYAN 13 (SY-13) & STARLINK-35874 Collision Probability (Pc) TrendNot Available

    SHIYAN 13 (SY-13) & STARLINK-35874 Miss Distance (Miss Distance) Trend

    SHIYAN 13 (SY-13) & STARLINK-35874 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-35874Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SHIYAN 13 (SY-13)Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35874Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SHIYAN 13 (SY-13)

    No nearby objects data