Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.161112E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T08:26:38+0800
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    1 Object 1

    AOE ID 8744
    NORAD ID 8744
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 41156
    NORAD ID 41156
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 807 NOAA 16 DEB
    Time of Closest Approach 2026-09-03T10:57:29+0000
    Collision Probability (Pc) 1.161112E-6
    Conjunction Distance (km) 2.878 km
    Relative Speed (km/s) 10.535 km/s
    Conjunction Risk Parameters R (Radial): 2.049 | I (In-track): 1.482 | C (Cross-track): 1.375
    Collision Risk Index (CRI) 0.36
    X Position (km) -1157.719 -1159.781
    Position Y (km) -798.357 -799.568
    Position Z (km) -6857.276 -6858.878
    Velocity X (km/s) -2.116 -7.154
    Velocity Y (km/s) -7.107 2.128
    Velocity Z (km/s) 1.528 0.975

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 807 NOAA 16 DEB
    Semimajor Axis (a) 7059.632 km 6981.447 km
    Eccentricity (e) 0.045273 0.002597
    Inclination (i) 82.9104° 98.9320°
    RAAN 252.6908° 161.5217°
    Perigee Argument 2.4305° 65.5756°
    Mean Anomaly (M) 102.5509° 294.8163°
    Apogee 1001.108 km 621.444 km
    Perigee 361.882 km 585.176 km
    Orbit Epoch 2026-09-02T14:27:06+0000 2026-08-31T17:10:34+0000

    COSMOS 807 & NOAA 16 DEB Collision Probability (Pc) Trend

    COSMOS 807 & NOAA 16 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 807 & NOAA 16 DEB Miss Distance (Miss Distance) Trend

    COSMOS 807 & NOAA 16 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 807Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 807Collision Probability Trend

    Object 1 Probability TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 807

    No nearby objects data