Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.395499E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T11:27:50+0800
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    1 Object 1

    Name XRISM
    AOE ID 57800
    NORAD ID 57800
    Object Type PAYLOAD
    Country
    JP JP
    ← VS →

    2 Object 2

    AOE ID 57988
    NORAD ID 57988
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter XRISM YAOGAN-39 03B
    Time of Closest Approach 2026-10-15T08:22:08+0000
    Collision Probability (Pc) 5.395499E-6
    Conjunction Distance (km) 1.117 km
    Relative Speed (km/s) 2.416 km/s
    Conjunction Risk Parameters R (Radial): -0.933 | I (In-track): -0.603 | C (Cross-track): 0.105
    Collision Risk Index (CRI) 0.5
    X Position (km) 5192.671 5192.215
    Position Y (km) 2823.1 2822.163
    Position Z (km) 3546.728 3546.327
    Velocity X (km/s) -3.703 -2.47
    Velocity Y (km/s) 6.648 6.93
    Velocity Z (km/s) 0.128 -1.931

    Orbital Parameters 国际轨道数据源

    Parameter XRISM YAOGAN-39 03B
    Semimajor Axis (a) 6904.238 km 6892.806 km
    Eccentricity (e) 0.000746 0.002715
    Inclination (i) 31.0028° 34.9897°
    RAAN 308.5201° 274.3076°
    Perigee Argument 86.9871° 212.2772°
    Mean Anomaly (M) 273.1622° 147.6279°
    Apogee 531.252 km 533.385 km
    Perigee 520.950 km 495.953 km
    Orbit Epoch 2026-10-14T03:29:19+0000 2026-10-14T06:35:16+0000

    XRISM & YAOGAN-39 03B Collision Probability (Pc) Trend

    XRISM & YAOGAN-39 03B Collision Probability (Pc) TrendNot Available

    XRISM & YAOGAN-39 03B Miss Distance (Miss Distance) Trend

    XRISM & YAOGAN-39 03B Miss Distance (Miss Distance) TrendNot Available

    XRISMMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-39 03BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    XRISMCollision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-39 03BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with XRISM

    No nearby objects data