Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.826181E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:40:57+0800
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    1 Object 1

    AOE ID 53535
    NORAD ID 53535
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 56934
    NORAD ID 56934
    Object Type PAYLOAD
    Country
    ES ES

    Conjunction Constraints

    Parameter STARLINK-4138 GEISAT PRECURSOR
    Time of Closest Approach 2026-10-20T10:28:36+0000
    Collision Probability (Pc) 1.826181E-6
    Conjunction Distance (km) 2.068 km
    Relative Speed (km/s) 8.216 km/s
    Conjunction Risk Parameters R (Radial): -1.198 | I (In-track): -1.416 | C (Cross-track): 0.913
    Collision Risk Index (CRI) 0.4
    X Position (km) -357.82 -358.306
    Position Y (km) -5013.068 -5011.087
    Position Z (km) 4631.595 4631.933
    Velocity X (km/s) 6.001 -1.741
    Velocity Y (km/s) -3.436 -4.985
    Velocity Z (km/s) -3.247 -5.518

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4138 GEISAT PRECURSOR
    Semimajor Axis (a) 6840.857 km 6835.619 km
    Eccentricity (e) 0.000119 0.000402
    Inclination (i) 53.1591° 97.6391°
    RAAN 136.4250° 77.5595°
    Perigee Argument 85.9700° 256.6308°
    Mean Anomaly (M) 274.1439° 103.4487°
    Apogee 463.536 km 460.233 km
    Perigee 461.904 km 454.731 km
    Orbit Epoch 2026-10-18T23:33:20+0000 2026-10-19T05:44:34+0000

    STARLINK-4138 & GEISAT PRECURSOR Collision Probability (Pc) Trend

    STARLINK-4138 & GEISAT PRECURSOR Collision Probability (Pc) TrendNot Available

    STARLINK-4138 & GEISAT PRECURSOR Miss Distance (Miss Distance) Trend

    STARLINK-4138 & GEISAT PRECURSOR Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4138Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GEISAT PRECURSORMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4138Collision Probability Trend

    Object 1 Probability TrendNot Available

    GEISAT PRECURSORCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4138

    No nearby objects data