Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.090459E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-02T17:46:29+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 64458
    NORAD ID 64458
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TISAT 1 STARLINK-34439
    Time of Closest Approach 2026-09-04T03:32:08+0000
    Collision Probability (Pc) 3.090459E-6
    Conjunction Distance (km) 1.913 km
    Relative Speed (km/s) 13.909 km/s
    Conjunction Risk Parameters R (Radial): -1.296 | I (In-track): 0.565 | C (Cross-track): -1.287
    Collision Risk Index (CRI) 0.45
    X Position (km) -4121.828 -4120.997
    Position Y (km) -2326.058 -2326.904
    Position Z (km) -4947.636 -4946.136
    Velocity X (km/s) -5.457 5.639
    Velocity Y (km/s) -1.3 -4.414
    Velocity Z (km/s) 5.163 -2.623

    Orbital Parameters 国际轨道数据源

    Parameter TISAT 1 STARLINK-34439
    Semimajor Axis (a) 6840.600 km 6840.853 km
    Eccentricity (e) 0.000233 0.000065
    Inclination (i) 98.0755° 53.1608°
    RAAN 198.3430° 349.9523°
    Perigee Argument 38.6567° 76.6161°
    Mean Anomaly (M) 321.4840° 283.4914°
    Apogee 464.055 km 463.160 km
    Perigee 460.871 km 462.272 km
    Orbit Epoch 2026-09-01T19:23:58+0000 2026-09-01T13:30:36+0000

    TISAT 1 & STARLINK-34439 Collision Probability (Pc) Trend

    TISAT 1 & STARLINK-34439 Collision Probability (Pc) TrendNot Available

    TISAT 1 & STARLINK-34439 Miss Distance (Miss Distance) Trend

    TISAT 1 & STARLINK-34439 Miss Distance (Miss Distance) TrendNot Available

    TISAT 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34439Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TISAT 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34439Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TISAT 1

    No nearby objects data