Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.773352E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T08:03:02+0800
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    1 Object 1

    AOE ID 53036
    NORAD ID 53036
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69965
    NORAD ID 69965
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4155 STARLINK-37840
    Time of Closest Approach 2026-10-21T00:39:40+0000
    Collision Probability (Pc) 9.773352E-7
    Conjunction Distance (km) 2.596 km
    Relative Speed (km/s) 6.006 km/s
    Conjunction Risk Parameters R (Radial): -2.479 | I (In-track): 0.702 | C (Cross-track): 0.304
    Collision Risk Index (CRI) 0.35
    X Position (km) 1417.985 1419.223
    Position Y (km) 4234.85 4236.14
    Position Z (km) -5185.337 -5187.218
    Velocity X (km/s) -5.924 -7.368
    Velocity Y (km/s) 4.383 0.071
    Velocity Z (km/s) 1.961 -1.96

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4155 STARLINK-37840
    Semimajor Axis (a) 6837.880 km 6840.684 km
    Eccentricity (e) 0.000123 0.000143
    Inclination (i) 53.1576° 53.1540°
    RAAN 140.1819° 199.6836°
    Perigee Argument 92.1227° 98.7235°
    Mean Anomaly (M) 267.9917° 261.3930°
    Apogee 460.585 km 463.528 km
    Perigee 458.901 km 461.566 km
    Orbit Epoch 2026-10-19T06:47:26+0000 2026-10-19T03:48:11+0000

    STARLINK-4155 & STARLINK-37840 Collision Probability (Pc) Trend

    STARLINK-4155 & STARLINK-37840 Collision Probability (Pc) TrendNot Available

    STARLINK-4155 & STARLINK-37840 Miss Distance (Miss Distance) Trend

    STARLINK-4155 & STARLINK-37840 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4155Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37840Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4155Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37840Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4155

    No nearby objects data