Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.269214E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T13:12:58+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 67110
    NORAD ID 67110
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SIMSAT 1 STARLINK-35781
    Time of Closest Approach 2026-09-04T15:08:44+0000
    Collision Probability (Pc) 3.269214E-6
    Conjunction Distance (km) 1.854 km
    Relative Speed (km/s) 13.28 km/s
    Conjunction Risk Parameters R (Radial): -0.313 | I (In-track): -0.9 | C (Cross-track): 1.59
    Collision Risk Index (CRI) 0.45
    X Position (km) -88.522 -86.863
    Position Y (km) 6149.832 6149.227
    Position Z (km) -3045.425 -3045.99
    Velocity X (km/s) -0.591 -6.191
    Velocity Y (km/s) 3.354 -2.043
    Velocity Z (km/s) 6.817 -3.948

    Orbital Parameters 国际轨道数据源

    Parameter SIMSAT 1 STARLINK-35781
    Semimajor Axis (a) 6858.786 km 6861.178 km
    Eccentricity (e) 0.001020 0.000322
    Inclination (i) 86.3389° 43.0041°
    RAAN 93.2841° 247.7990°
    Perigee Argument 56.3839° 281.2344°
    Mean Anomaly (M) 303.8381° 78.8145°
    Apogee 487.648 km 485.250 km
    Perigee 473.650 km 480.832 km
    Orbit Epoch 2026-09-03T07:50:01+0000 2026-09-03T00:31:21+0000

    SIMSAT 1 & STARLINK-35781 Collision Probability (Pc) Trend

    SIMSAT 1 & STARLINK-35781 Collision Probability (Pc) TrendNot Available

    SIMSAT 1 & STARLINK-35781 Miss Distance (Miss Distance) Trend

    SIMSAT 1 & STARLINK-35781 Miss Distance (Miss Distance) TrendNot Available

    SIMSAT 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35781Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SIMSAT 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35781Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SIMSAT 1

    No nearby objects data