Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.691876E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T02:25:30+0800
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    1 Object 1

    AOE ID 17359
    NORAD ID 17359
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 20104
    NORAD ID 20104
    Object Type ROCKET BODY
    Country
    CIS CIS

    Conjunction Constraints

    Parameter COSMOS 1816 SL-8 R/B
    Time of Closest Approach 2026-10-15T10:49:09+0000
    Collision Probability (Pc) 1.691876E-6
    Conjunction Distance (km) 2.469 km
    Relative Speed (km/s) 13.393 km/s
    Conjunction Risk Parameters R (Radial): -2.325 | I (In-track): -0.349 | C (Cross-track): 0.751
    Collision Risk Index (CRI) 0.4
    X Position (km) -1635.627 -1636.694
    Position Y (km) 1429.807 1429.639
    Position Z (km) -7018.343 -7020.563
    Velocity X (km/s) 2.792 -6.819
    Velocity Y (km/s) -6.522 1.903
    Velocity Z (km/s) -1.989 2.01

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1816 SL-8 R/B
    Semimajor Axis (a) 7361.075 km 7350.408 km
    Eccentricity (e) 0.003136 0.004377
    Inclination (i) 82.9201° 82.9583°
    RAAN 296.0174° 163.3566°
    Perigee Argument 236.0563° 4.2810°
    Mean Anomaly (M) 135.1112° 355.8713°
    Apogee 1006.022 km 1004.446 km
    Perigee 959.854 km 940.096 km
    Orbit Epoch 2026-10-14T07:26:14+0000 2026-10-14T03:48:05+0000

    COSMOS 1816 & SL-8 R/B Collision Probability (Pc) Trend

    COSMOS 1816 & SL-8 R/B Collision Probability (Pc) TrendNot Available

    COSMOS 1816 & SL-8 R/B Miss Distance (Miss Distance) Trend

    COSMOS 1816 & SL-8 R/B Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1816Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SL-8 R/BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1816Collision Probability Trend

    Object 1 Probability TrendNot Available

    SL-8 R/BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1816

    No nearby objects data