Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.937838E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T11:54:01+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 20437
    NORAD ID 20437
    Object Type PAYLOAD
    Country
    GB GB
    VS

    2 Object 2

    AOE ID 43915
    NORAD ID 43915
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter OSCAR 14 (UOSAT 3) YUNHAI 2-1F
    Time of Closest Approach 2026-09-15T13:44:46+0000
    Collision Probability (Pc) 3.937838E-6
    Conjunction Distance (km) 1.699 km
    Relative Speed (km/s) 12.006 km/s
    Conjunction Risk Parameters R (Radial): 1.443 | I (In-track): -0.536 | C (Cross-track): -0.717
    Collision Risk Index (CRI) 0.47
    X Position (km) -2218.796 -2218.997
    Position Y (km) 4051.131 4052.684
    Position Z (km) -5485.282 -5485.94
    Velocity X (km/s) 4.21 -6.697
    Velocity Y (km/s) -4.006 -3.256
    Velocity Z (km/s) -4.657 0.305

    Orbital Parameters 国际轨道数据源

    Parameter OSCAR 14 (UOSAT 3) YUNHAI 2-1F
    Semimajor Axis (a) 7158.907 km 7173.022 km
    Eccentricity (e) 0.001047 0.000724
    Inclination (i) 98.7942° 50.0097°
    RAAN 307.5905° 211.0198°
    Perigee Argument 9.8152° 280.8547°
    Mean Anomaly (M) 163.4158° 79.1553°
    Apogee 788.263 km 800.082 km
    Perigee 773.277 km 789.688 km
    Orbit Epoch 2026-09-13T21:16:06+0000 2026-09-13T21:52:22+0000

    OSCAR 14 (UOSAT 3) & YUNHAI 2-1F Collision Probability (Pc) Trend

    OSCAR 14 (UOSAT 3) & YUNHAI 2-1F Collision Probability (Pc) TrendNot Available

    OSCAR 14 (UOSAT 3) & YUNHAI 2-1F Miss Distance (Miss Distance) Trend

    OSCAR 14 (UOSAT 3) & YUNHAI 2-1F Miss Distance (Miss Distance) TrendNot Available

    OSCAR 14 (UOSAT 3)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YUNHAI 2-1FMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OSCAR 14 (UOSAT 3)Collision Probability Trend

    Object 1 Probability TrendNot Available

    YUNHAI 2-1FCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OSCAR 14 (UOSAT 3)

    No nearby objects data