Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.57746E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T02:13:23+0800
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    1 Object 1

    AOE ID 53412
    NORAD ID 53412
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    Name XRISM
    AOE ID 57800
    NORAD ID 57800
    Object Type PAYLOAD
    Country
    JP JP

    Conjunction Constraints

    Parameter STARLINK-4496 XRISM
    Time of Closest Approach 2026-09-05T16:32:59+0000
    Collision Probability (Pc) 2.57746E-6
    Conjunction Distance (km) 1.901 km
    Relative Speed (km/s) 10.179 km/s
    Conjunction Risk Parameters R (Radial): 1.818 | I (In-track): 0.407 | C (Cross-track): 0.378
    Collision Risk Index (CRI) 0.43
    X Position (km) -6339.621 -6341.083
    Position Y (km) -2693.766 -2694.981
    Position Z (km) 369.756 369.756
    Velocity X (km/s) 1.477 2.754
    Velocity Y (km/s) -4.331 -5.923
    Velocity Z (km/s) -6.073 3.898

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4496 XRISM
    Semimajor Axis (a) 6897.766 km 6905.094 km
    Eccentricity (e) 0.000188 0.000732
    Inclination (i) 53.1601° 31.0012°
    RAAN 31.8676° 207.3134°
    Perigee Argument 59.9904° 41.4960°
    Mean Anomaly (M) 177.5169° 318.6234°
    Apogee 520.924 km 532.015 km
    Perigee 518.334 km 521.899 km
    Orbit Epoch 2026-09-04T06:00:02+0000 2026-09-04T05:41:30+0000

    STARLINK-4496 & XRISM Collision Probability (Pc) Trend

    STARLINK-4496 & XRISM Collision Probability (Pc) TrendNot Available

    STARLINK-4496 & XRISM Miss Distance (Miss Distance) Trend

    STARLINK-4496 & XRISM Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4496Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    XRISMMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4496Collision Probability Trend

    Object 1 Probability TrendNot Available

    XRISMCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4496

    No nearby objects data