Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.351181E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-15T21:58:50+0800
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    1 Object 1

    AOE ID 19921
    NORAD ID 19921
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 48157
    NORAD ID 48157
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 2016 SHIYAN 6 03 (SY-6 03)
    Time of Closest Approach 2026-09-15T15:19:01+0000
    Collision Probability (Pc) 3.351181E-6
    Conjunction Distance (km) 1.87 km
    Relative Speed (km/s) 14.307 km/s
    Conjunction Risk Parameters R (Radial): -0.687 | I (In-track): -0.421 | C (Cross-track): 1.687
    Collision Risk Index (CRI) 0.46
    X Position (km) 1230.152 1231.684
    Position Y (km) -321.711 -321.189
    Position Z (km) -7232.435 -7231.5
    Velocity X (km/s) -3.64 0.3
    Velocity Y (km/s) 6.346 -7.352
    Velocity Z (km/s) -0.884 0.347

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2016 SHIYAN 6 03 (SY-6 03)
    Semimajor Axis (a) 7358.561 km 7350.531 km
    Eccentricity (e) 0.003858 0.004580
    Inclination (i) 82.9604° 99.5285°
    RAAN 121.1360° 272.1541°
    Perigee Argument 302.0544° 211.1670°
    Mean Anomaly (M) 219.3131° 148.6762°
    Apogee 1008.812 km 1006.059 km
    Perigee 952.036 km 938.729 km
    Orbit Epoch 2026-09-15T00:51:19+0000 2026-09-15T00:03:08+0000

    COSMOS 2016 & SHIYAN 6 03 (SY-6 03) Collision Probability (Pc) Trend

    COSMOS 2016 & SHIYAN 6 03 (SY-6 03) Collision Probability (Pc) TrendNot Available

    COSMOS 2016 & SHIYAN 6 03 (SY-6 03) Miss Distance (Miss Distance) Trend

    COSMOS 2016 & SHIYAN 6 03 (SY-6 03) Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2016Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SHIYAN 6 03 (SY-6 03)Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2016Collision Probability Trend

    Object 1 Probability TrendNot Available

    SHIYAN 6 03 (SY-6 03)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2016

    No nearby objects data