Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.106894E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:30:29+0800
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    1 Object 1

    AOE ID 58760
    NORAD ID 58760
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 68429
    NORAD ID 68429
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YUNYAO-1 20 TROOP-F3
    Time of Closest Approach 2026-10-21T06:26:00+0000
    Collision Probability (Pc) 9.106894E-7
    Conjunction Distance (km) 2.799 km
    Relative Speed (km/s) 6.416 km/s
    Conjunction Risk Parameters R (Radial): 2.238 | I (In-track): 1.525 | C (Cross-track): 0.711
    Collision Risk Index (CRI) 0.34
    X Position (km) 1855.263 1855.011
    Position Y (km) 6338.662 6336.029
    Position Z (km) 1931.619 1932.532
    Velocity X (km/s) -4.447 1.587
    Velocity Y (km/s) 2.965 1.754
    Velocity Z (km/s) -5.424 -7.237

    Orbital Parameters 国际轨道数据源

    Parameter YUNYAO-1 20 TROOP-F3
    Semimajor Axis (a) 6883.692 km 6877.339 km
    Eccentricity (e) 0.000342 0.000198
    Inclination (i) 49.9772° 97.4667°
    RAAN 274.1860° 249.5587°
    Perigee Argument 76.8413° 27.3843°
    Mean Anomaly (M) 283.2922° 332.7497°
    Apogee 507.913 km 500.562 km
    Perigee 503.197 km 497.842 km
    Orbit Epoch 2026-10-19T23:45:52+0000 2026-10-19T07:57:58+0000

    YUNYAO-1 20 & TROOP-F3 Collision Probability (Pc) Trend

    YUNYAO-1 20 & TROOP-F3 Collision Probability (Pc) TrendNot Available

    YUNYAO-1 20 & TROOP-F3 Miss Distance (Miss Distance) Trend

    YUNYAO-1 20 & TROOP-F3 Miss Distance (Miss Distance) TrendNot Available

    YUNYAO-1 20Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TROOP-F3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YUNYAO-1 20Collision Probability Trend

    Object 1 Probability TrendNot Available

    TROOP-F3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YUNYAO-1 20

    No nearby objects data