Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.453054E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T06:18:09+0800
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    1 Object 1

    Name TISAT 1
    AOE ID 36799
    NORAD ID 36799
    Object Type PAYLOAD
    Country
    CH CH
    ← VS →

    2 Object 2

    AOE ID 52001
    NORAD ID 52001
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TISAT 1 STARLINK-3659
    Time of Closest Approach 2026-10-16T23:31:40+0000
    Collision Probability (Pc) 1.453054E-6
    Conjunction Distance (km) 2.798 km
    Relative Speed (km/s) 14.575 km/s
    Conjunction Risk Parameters R (Radial): -2.647 | I (In-track): -0.276 | C (Cross-track): -0.861
    Collision Risk Index (CRI) 0.38
    X Position (km) -2665.595 -2665.812
    Position Y (km) -5222.19 -5224.396
    Position Z (km) 3510.853 3512.56
    Velocity X (km/s) 0.65 3.476
    Velocity Y (km/s) 4.027 -4.933
    Velocity Z (km/s) 6.458 -4.684

    Orbital Parameters 国际轨道数据源

    Parameter TISAT 1 STARLINK-3659
    Semimajor Axis (a) 6835.442 km 6840.861 km
    Eccentricity (e) 0.000347 0.000112
    Inclination (i) 98.0837° 53.1601°
    RAAN 247.1196° 93.4184°
    Perigee Argument 128.4427° 85.5645°
    Mean Anomaly (M) 231.7128° 274.5485°
    Apogee 459.681 km 463.488 km
    Perigee 454.929 km 461.960 km
    Orbit Epoch 2026-10-16T07:45:35+0000 2026-10-16T04:09:42+0000

    TISAT 1 & STARLINK-3659 Collision Probability (Pc) Trend

    TISAT 1 & STARLINK-3659 Collision Probability (Pc) TrendNot Available

    TISAT 1 & STARLINK-3659 Miss Distance (Miss Distance) Trend

    TISAT 1 & STARLINK-3659 Miss Distance (Miss Distance) TrendNot Available

    TISAT 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3659Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TISAT 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3659Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TISAT 1

    No nearby objects data