Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.398192E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-03T22:24:18+0800
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    1 Object 1

    AOE ID 15469
    NORAD ID 15469
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 19790
    NORAD ID 19790
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter COSMOS 1617 COSMOS 1999
    Time of Closest Approach 2026-11-04T04:41:10+0000
    Collision Probability (Pc) 2.398192E-6
    Conjunction Distance (km) 2.106 km
    Relative Speed (km/s) 13.694 km/s
    Conjunction Risk Parameters R (Radial): -0.101 | I (In-track): -0.61 | C (Cross-track): 2.013
    Collision Risk Index (CRI) 0.43
    X Position (km) 2561.27 2562.649
    Position Y (km) 2318.989 2317.401
    Position Z (km) 6974.595 6974.503
    Velocity X (km/s) -5.942 3.159
    Velocity Y (km/s) -2.584 5.648
    Velocity Z (km/s) 3.036 -3.04

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1617 COSMOS 1999
    Semimajor Axis (a) 7790.545 km 7777.425 km
    Eccentricity (e) 0.000109 0.001837
    Inclination (i) 82.6167° 82.6187°
    RAAN 27.9344° 238.1574°
    Perigee Argument 51.2750° 267.1678°
    Mean Anomaly (M) 66.3079° 146.9942°
    Apogee 1413.256 km 1413.573 km
    Perigee 1411.560 km 1385.003 km
    Orbit Epoch 2026-11-02T16:49:50+0000 2026-11-02T20:06:48+0000

    COSMOS 1617 & COSMOS 1999 Collision Probability (Pc) Trend

    COSMOS 1617 & COSMOS 1999 Collision Probability (Pc) TrendNot Available

    COSMOS 1617 & COSMOS 1999 Miss Distance (Miss Distance) Trend

    COSMOS 1617 & COSMOS 1999 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1617Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 1999Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1617Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 1999Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1617

    No nearby objects data