Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.218095E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T13:12:49+0800
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    1 Object 1

    AOE ID 26365
    NORAD ID 26365
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 53226
    NORAD ID 53226
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SIMSAT 1 STARLINK-4359
    Time of Closest Approach 2026-09-05T12:06:54+0000
    Collision Probability (Pc) 4.218095E-6
    Conjunction Distance (km) 1.736 km
    Relative Speed (km/s) 14.69 km/s
    Conjunction Risk Parameters R (Radial): -0.031 | I (In-track): -0.46 | C (Cross-track): 1.674
    Collision Risk Index (CRI) 0.48
    X Position (km) -396.024 -394.376
    Position Y (km) -971.918 -971.394
    Position Z (km) 6765.998 6766.139
    Velocity X (km/s) 0.359 -4.267
    Velocity Y (km/s) -7.548 6.289
    Velocity Z (km/s) -1.055 0.653

    Orbital Parameters 国际轨道数据源

    Parameter SIMSAT 1 STARLINK-4359
    Semimajor Axis (a) 6858.786 km 6855.731 km
    Eccentricity (e) 0.001020 0.000247
    Inclination (i) 86.3389° 97.2824°
    RAAN 93.2841° 301.8870°
    Perigee Argument 56.3839° 78.3362°
    Mean Anomaly (M) 303.8381° 170.1670°
    Apogee 487.648 km 479.288 km
    Perigee 473.650 km 475.900 km
    Orbit Epoch 2026-09-03T07:50:01+0000 2026-09-03T20:00:02+0000

    SIMSAT 1 & STARLINK-4359 Collision Probability (Pc) Trend

    SIMSAT 1 & STARLINK-4359 Collision Probability (Pc) TrendNot Available

    SIMSAT 1 & STARLINK-4359 Miss Distance (Miss Distance) Trend

    SIMSAT 1 & STARLINK-4359 Miss Distance (Miss Distance) TrendNot Available

    SIMSAT 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4359Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SIMSAT 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4359Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SIMSAT 1

    No nearby objects data