Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.349256E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:07:51+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 53134
    NORAD ID 53134
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TISAT 1 STARLINK-4150
    Time of Closest Approach 2026-09-12T18:22:25+0000
    Collision Probability (Pc) 3.349256E-6
    Conjunction Distance (km) 1.883 km
    Relative Speed (km/s) 14.735 km/s
    Conjunction Risk Parameters R (Radial): 0.316 | I (In-track): -0.477 | C (Cross-track): -1.793
    Collision Risk Index (CRI) 0.45
    X Position (km) -5761.057 -5759.797
    Position Y (km) -3024.462 -3025.713
    Position Z (km) 2106.485 2107.11
    Velocity X (km/s) 1.544 0.613
    Velocity Y (km/s) 2.084 -5.114
    Velocity Z (km/s) 7.183 -5.641

    Orbital Parameters 国际轨道数据源

    Parameter TISAT 1 STARLINK-4150
    Semimajor Axis (a) 6839.617 km 6840.894 km
    Eccentricity (e) 0.000112 0.000099
    Inclination (i) 98.0768° 53.1626°
    RAAN 208.7604° 46.7703°
    Perigee Argument 30.8006° 90.6396°
    Mean Anomaly (M) 329.3301° 269.4720°
    Apogee 462.247 km 463.434 km
    Perigee 460.713 km 462.080 km
    Orbit Epoch 2026-09-11T07:52:20+0000 2026-09-11T16:40:45+0000

    TISAT 1 & STARLINK-4150 Collision Probability (Pc) Trend

    TISAT 1 & STARLINK-4150 Collision Probability (Pc) TrendNot Available

    TISAT 1 & STARLINK-4150 Miss Distance (Miss Distance) Trend

    TISAT 1 & STARLINK-4150 Miss Distance (Miss Distance) TrendNot Available

    TISAT 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4150Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TISAT 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4150Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TISAT 1

    No nearby objects data