Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.891609E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T00:55:31+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 58360
    NORAD ID 58360
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SIMSAT 1 STARLINK-30897
    Time of Closest Approach 2026-10-20T22:45:56+0000
    Collision Probability (Pc) 4.891609E-6
    Conjunction Distance (km) 1.565 km
    Relative Speed (km/s) 11.363 km/s
    Conjunction Risk Parameters R (Radial): 1.552 | I (In-track): -0.133 | C (Cross-track): -0.153
    Collision Risk Index (CRI) 0.49
    X Position (km) -2034.123 -2034.702
    Position Y (km) -4689.357 -4690.28
    Position Z (km) 4566.009 4567.132
    Velocity X (km/s) -1.417 7.257
    Velocity Y (km/s) -4.908 -2.07
    Velocity Z (km/s) -5.664 1.105

    Orbital Parameters 国际轨道数据源

    Parameter SIMSAT 1 STARLINK-30897
    Semimajor Axis (a) 6858.324 km 6861.202 km
    Eccentricity (e) 0.000619 0.000141
    Inclination (i) 86.3405° 43.0022°
    RAAN 70.8070° 183.8946°
    Perigee Argument 219.8128° 267.1863°
    Mean Anomaly (M) 140.2666° 92.8827°
    Apogee 484.432 km 484.030 km
    Perigee 475.942 km 482.100 km
    Orbit Epoch 2026-10-18T23:01:38+0000 2026-10-19T00:55:05+0000

    SIMSAT 1 & STARLINK-30897 Collision Probability (Pc) Trend

    SIMSAT 1 & STARLINK-30897 Collision Probability (Pc) TrendNot Available

    SIMSAT 1 & STARLINK-30897 Miss Distance (Miss Distance) Trend

    SIMSAT 1 & STARLINK-30897 Miss Distance (Miss Distance) TrendNot Available

    SIMSAT 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30897Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SIMSAT 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30897Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SIMSAT 1

    No nearby objects data