Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.743283E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T11:08:47+0800
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    1 Object 1

    AOE ID 2622
    NORAD ID 2622
    Object Type ROCKET BODY
    Country
    US US
    VS

    2 Object 2

    Name YAM-8
    AOE ID 63254
    NORAD ID 63254
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OV1-9 R/B YAM-8
    Time of Closest Approach 2026-09-07T12:54:55+0000
    Collision Probability (Pc) 5.743283E-7
    Conjunction Distance (km) 2.713 km
    Relative Speed (km/s) 2.445 km/s
    Conjunction Risk Parameters R (Radial): -2.347 | I (In-track): 0.929 | C (Cross-track): -0.992
    Collision Risk Index (CRI) 0.3
    X Position (km) -1081.81 -1082.784
    Position Y (km) -473.703 -473.595
    Position Z (km) -6823.909 -6821.38
    Velocity X (km/s) -5.841 -6.628
    Velocity Y (km/s) 5.888 3.583
    Velocity Z (km/s) 1.007 0.802

    Orbital Parameters 国际轨道数据源

    Parameter OV1-9 R/B YAM-8
    Semimajor Axis (a) 8809.008 km 6914.821 km
    Eccentricity (e) 0.221934 0.000182
    Inclination (i) 99.0968° 97.6841°
    RAAN 134.2873° 147.3273°
    Perigee Argument 296.4892° 158.3871°
    Mean Anomaly (M) 42.5576° 201.7435°
    Apogee 4385.891 km 537.944 km
    Perigee 475.851 km 535.424 km
    Orbit Epoch 2026-09-04T16:41:27+0000 2026-09-02T10:48:49+0000

    OV1-9 R/B & YAM-8 Collision Probability (Pc) Trend

    OV1-9 R/B & YAM-8 Collision Probability (Pc) TrendNot Available

    OV1-9 R/B & YAM-8 Miss Distance (Miss Distance) Trend

    OV1-9 R/B & YAM-8 Miss Distance (Miss Distance) TrendNot Available

    OV1-9 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAM-8Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OV1-9 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    YAM-8Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OV1-9 R/B

    No nearby objects data