Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.567417E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T08:53:19+0800
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    1 Object 1

    AOE ID 59728
    NORAD ID 59728
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69618
    NORAD ID 69618
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SHIYAN 23 (SY-23) KUIPER-00551
    Time of Closest Approach 2026-10-27T05:11:47+0000
    Collision Probability (Pc) 1.567417E-6
    Conjunction Distance (km) 2.659 km
    Relative Speed (km/s) 14.566 km/s
    Conjunction Risk Parameters R (Radial): 0.633 | I (In-track): -0.681 | C (Cross-track): -2.49
    Collision Risk Index (CRI) 0.39
    X Position (km) 3238.176 3239.894
    Position Y (km) -6082.634 -6080.819
    Position Z (km) 1157.058 1157.965
    Velocity X (km/s) -1.503 4.628
    Velocity Y (km/s) 0.618 1.363
    Velocity Z (km/s) 7.378 -5.813

    Orbital Parameters 国际轨道数据源

    Parameter SHIYAN 23 (SY-23) KUIPER-00551
    Semimajor Axis (a) 6984.911 km 6983.186 km
    Eccentricity (e) 0.000519 0.001508
    Inclination (i) 97.7828° 51.8978°
    RAAN 297.8267° 131.0752°
    Perigee Argument 116.4475° 278.6665°
    Mean Anomaly (M) 243.7274° 209.7554°
    Apogee 610.400 km 615.577 km
    Perigee 603.148 km 594.521 km
    Orbit Epoch 2026-10-25T16:00:47+0000 2026-10-26T00:00:03+0000

    SHIYAN 23 (SY-23) & KUIPER-00551 Collision Probability (Pc) Trend

    SHIYAN 23 (SY-23) & KUIPER-00551 Collision Probability (Pc) TrendNot Available

    SHIYAN 23 (SY-23) & KUIPER-00551 Miss Distance (Miss Distance) Trend

    SHIYAN 23 (SY-23) & KUIPER-00551 Miss Distance (Miss Distance) TrendNot Available

    SHIYAN 23 (SY-23)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00551Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SHIYAN 23 (SY-23)Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00551Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SHIYAN 23 (SY-23)

    No nearby objects data