Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    4.051669E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T16:05:23+0800
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    1 Object 1

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

    2 Object 2

    Name PRISMA
    AOE ID 44072
    NORAD ID 44072
    Object Type PAYLOAD
    Country
    IT IT

    Conjunction Constraints

    Parameter COSMOS 807 PRISMA
    Time of Closest Approach 2026-11-01T20:15:54+0000
    Collision Probability (Pc) 4.051669E-4
    Conjunction Distance (km) 0.353 km
    Relative Speed (km/s) 15.096 km/s
    Conjunction Risk Parameters R (Radial): 0.305 | I (In-track): -0.007 | C (Cross-track): 0.177
    Collision Risk Index (CRI) 0.87
    X Position (km) 2145.91 2145.948
    Position Y (km) 1665.272 1665.51
    Position Z (km) -6455.406 -6455.663
    Velocity X (km/s) -6.591 6.764
    Velocity Y (km/s) -2.07 1.882
    Velocity Z (km/s) -3.089 2.735

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 807 PRISMA
    Semimajor Axis (a) 7057.755 km 6995.940 km
    Eccentricity (e) 0.045052 0.000129
    Inclination (i) 82.9163° 97.8678°
    RAAN 203.1212° 15.7854°
    Perigee Argument 176.1528° 82.7057°
    Mean Anomaly (M) 318.7111° 277.4304°
    Apogee 997.587 km 618.705 km
    Perigee 361.649 km 616.901 km
    Orbit Epoch 2026-10-29T22:53:15+0000 2026-10-29T22:58:24+0000

    COSMOS 807 & PRISMA Collision Probability (Pc) Trend

    COSMOS 807 & PRISMA Collision Probability (Pc) TrendNot Available

    COSMOS 807 & PRISMA Miss Distance (Miss Distance) Trend

    COSMOS 807 & PRISMA Miss Distance (Miss Distance) TrendNot Available

    COSMOS 807Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    PRISMAMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 807Collision Probability Trend

    Object 1 Probability TrendNot Available

    PRISMACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 807

    No nearby objects data