Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.847281E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T19:59:59+0800
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    1 Object 1

    AOE ID 39491
    NORAD ID 39491
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 43082
    NORAD ID 43082
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 2494 (SKRL 756) YAOGAN-30 H
    Time of Closest Approach 2026-10-22T15:50:42+0000
    Collision Probability (Pc) 8.847281E-7
    Conjunction Distance (km) 2.959 km
    Relative Speed (km/s) 6.885 km/s
    Conjunction Risk Parameters R (Radial): 2.958 | I (In-track): 0.072 | C (Cross-track): 0.04
    Collision Risk Index (CRI) 0.34
    X Position (km) -3988.067 -3986.346
    Position Y (km) 5032.954 5030.854
    Position Z (km) 2608.011 2606.835
    Velocity X (km/s) 0.92 -4.43
    Velocity Y (km/s) -2.901 -5.216
    Velocity Z (km/s) 6.947 3.285

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2494 (SKRL 756) YAOGAN-30 H
    Semimajor Axis (a) 6928.202 km 6935.337 km
    Eccentricity (e) 0.001707 0.000513
    Inclination (i) 82.4090° 34.9934°
    RAAN 127.9730° 109.9642°
    Perigee Argument 136.0622° 344.9025°
    Mean Anomaly (M) 224.1966° 15.1529°
    Apogee 561.894 km 560.759 km
    Perigee 538.236 km 553.641 km
    Orbit Epoch 2026-10-19T22:20:37+0000 2026-10-19T20:42:47+0000

    COSMOS 2494 (SKRL 756) & YAOGAN-30 H Collision Probability (Pc) Trend

    COSMOS 2494 (SKRL 756) & YAOGAN-30 H Collision Probability (Pc) TrendNot Available

    COSMOS 2494 (SKRL 756) & YAOGAN-30 H Miss Distance (Miss Distance) Trend

    COSMOS 2494 (SKRL 756) & YAOGAN-30 H Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2494 (SKRL 756)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-30 HMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2494 (SKRL 756)Collision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-30 HCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2494 (SKRL 756)

    No nearby objects data