Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.770418E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T01:16:14+0800
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    1 Object 1

    AOE ID 7828
    NORAD ID 7828
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 12110
    NORAD ID 12110
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter COSMOS 739 COSMOS 1231
    Time of Closest Approach 2026-10-24T23:06:06+0000
    Collision Probability (Pc) 1.770418E-6
    Conjunction Distance (km) 2.334 km
    Relative Speed (km/s) 12.068 km/s
    Conjunction Risk Parameters R (Radial): 1.856 | I (In-track): -0.761 | C (Cross-track): 1.194
    Collision Risk Index (CRI) 0.4
    X Position (km) 3336.37 3336.375
    Position Y (km) -2249.57 -2251.28
    Position Z (km) 6696.337 6697.925
    Velocity X (km/s) -2.166 6.413
    Velocity Y (km/s) 6.069 0.284
    Velocity Z (km/s) 3.088 -3.123

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 739 COSMOS 1231
    Semimajor Axis (a) 7825.076 km 7812.912 km
    Eccentricity (e) 0.003050 0.003766
    Inclination (i) 74.0160° 73.9939°
    RAAN 298.8172° 175.6866°
    Perigee Argument 138.6265° 222.9263°
    Mean Anomaly (M) 250.2220° 304.4580°
    Apogee 1470.808 km 1464.200 km
    Perigee 1423.070 km 1405.350 km
    Orbit Epoch 2026-10-23T23:56:50+0000 2026-10-24T02:21:38+0000

    COSMOS 739 & COSMOS 1231 Collision Probability (Pc) Trend

    COSMOS 739 & COSMOS 1231 Collision Probability (Pc) TrendNot Available

    COSMOS 739 & COSMOS 1231 Miss Distance (Miss Distance) Trend

    COSMOS 739 & COSMOS 1231 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 739Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 1231Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 739Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 1231Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 739

    No nearby objects data