Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.521081E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T12:24:13+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    Name OV3-3
    AOE ID 2389
    NORAD ID 2389
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63347
    NORAD ID 63347
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter OV3-3 YUNYAO-1 46
    Time of Closest Approach 2026-09-10T21:13:45+0000
    Collision Probability (Pc) 1.521081E-6
    Conjunction Distance (km) 2.776 km
    Relative Speed (km/s) 15.468 km/s
    Conjunction Risk Parameters R (Radial): 2.301 | I (In-track): -0.101 | C (Cross-track): 1.55
    Collision Risk Index (CRI) 0.39
    X Position (km) -1991.871 -1994.021
    Position Y (km) -6201.871 -6203.511
    Position Z (km) -2292.91 -2293.534
    Velocity X (km/s) 0.259 -0.253
    Velocity Y (km/s) -3.304 2.701
    Velocity Z (km/s) 7.146 -7.099

    Orbital Parameters 国际轨道数据源

    Parameter OV3-3 YUNYAO-1 46
    Semimajor Axis (a) 7460.584 km 6910.251 km
    Eccentricity (e) 0.100274 0.001085
    Inclination (i) 81.3210° 97.6146°
    RAAN 256.1277° 73.7884°
    Perigee Argument 297.4722° 208.1923°
    Mean Anomaly (M) 52.7951° 151.8721°
    Apogee 1830.548 km 539.613 km
    Perigee 334.346 km 524.615 km
    Orbit Epoch 2026-09-09T22:08:43+0000 2026-09-09T18:55:31+0000

    OV3-3 & YUNYAO-1 46 Collision Probability (Pc) Trend

    OV3-3 & YUNYAO-1 46 Collision Probability (Pc) TrendNot Available

    OV3-3 & YUNYAO-1 46 Miss Distance (Miss Distance) Trend

    OV3-3 & YUNYAO-1 46 Miss Distance (Miss Distance) TrendNot Available

    OV3-3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YUNYAO-1 46Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OV3-3Collision Probability Trend

    Object 1 Probability TrendNot Available

    YUNYAO-1 46Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OV3-3

    No nearby objects data