Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.328417E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:31:23+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 69827
    NORAD ID 69827
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TISAT 1 STARLINK-38031
    Time of Closest Approach 2026-09-04T05:27:44+0000
    Collision Probability (Pc) 2.328417E-6
    Conjunction Distance (km) 2.163 km
    Relative Speed (km/s) 14.455 km/s
    Conjunction Risk Parameters R (Radial): 0.518 | I (In-track): 0.681 | C (Cross-track): 1.987
    Collision Risk Index (CRI) 0.42
    X Position (km) -5343.692 -5344.341
    Position Y (km) -1439.74 -1438.01
    Position Z (km) 4013.477 4012.352
    Velocity X (km/s) 3.927 -1.445
    Velocity Y (km/s) 2.43 -6.247
    Velocity Z (km/s) 6.084 -4.151

    Orbital Parameters 国际轨道数据源

    Parameter TISAT 1 STARLINK-38031
    Semimajor Axis (a) 6840.600 km 6840.814 km
    Eccentricity (e) 0.000233 0.000103
    Inclination (i) 98.0755° 53.1597°
    RAAN 198.3430° 55.6729°
    Perigee Argument 38.6567° 92.9440°
    Mean Anomaly (M) 321.4840° 312.3133°
    Apogee 464.055 km 463.383 km
    Perigee 460.871 km 461.971 km
    Orbit Epoch 2026-09-01T19:23:58+0000 2026-09-02T14:00:02+0000

    TISAT 1 & STARLINK-38031 Collision Probability (Pc) Trend

    TISAT 1 & STARLINK-38031 Collision Probability (Pc) TrendNot Available

    TISAT 1 & STARLINK-38031 Miss Distance (Miss Distance) Trend

    TISAT 1 & STARLINK-38031 Miss Distance (Miss Distance) TrendNot Available

    TISAT 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-38031Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TISAT 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-38031Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TISAT 1

    No nearby objects data