Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.498586E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T08:45:45+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 68633
    NORAD ID 68633
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4138 MISR-C-2
    Time of Closest Approach 2026-10-15T23:57:13+0000
    Collision Probability (Pc) 1.498586E-6
    Conjunction Distance (km) 2.251 km
    Relative Speed (km/s) 8.077 km/s
    Conjunction Risk Parameters R (Radial): -2.242 | I (In-track): 0.16 | C (Cross-track): -0.11
    Collision Risk Index (CRI) 0.39
    X Position (km) -3856.848 -3855.511
    Position Y (km) -2262.916 -2262.352
    Position Z (km) 5167.292 5165.571
    Velocity X (km/s) 5.538 -0.268
    Velocity Y (km/s) -4.869 -6.934
    Velocity Z (km/s) 1.996 -3.225

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4138 MISR-C-2
    Semimajor Axis (a) 6840.931 km 6859.964 km
    Eccentricity (e) 0.000128 0.003334
    Inclination (i) 53.1609° 60.0211°
    RAAN 159.5659° 79.3935°
    Perigee Argument 91.8771° 110.5339°
    Mean Anomaly (M) 268.2378° 249.9326°
    Apogee 463.669 km 504.695 km
    Perigee 461.919 km 458.959 km
    Orbit Epoch 2026-10-14T00:44:52+0000 2026-10-14T03:27:54+0000

    STARLINK-4138 & MISR-C-2 Collision Probability (Pc) Trend

    STARLINK-4138 & MISR-C-2 Collision Probability (Pc) TrendNot Available

    STARLINK-4138 & MISR-C-2 Miss Distance (Miss Distance) Trend

    STARLINK-4138 & MISR-C-2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4138Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    MISR-C-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4138Collision Probability Trend

    Object 1 Probability TrendNot Available

    MISR-C-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4138

    No nearby objects data