Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.448289E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T11:26:32+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 64687
    NORAD ID 64687
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4155 STARLINK-34554
    Time of Closest Approach 2026-10-22T22:41:44+0000
    Collision Probability (Pc) 5.448289E-7
    Conjunction Distance (km) 2.825 km
    Relative Speed (km/s) 2.428 km/s
    Conjunction Risk Parameters R (Radial): -2.481 | I (In-track): -1.333 | C (Cross-track): 0.21
    Collision Risk Index (CRI) 0.3
    X Position (km) -2961.094 -2961.221
    Position Y (km) -2907.457 -2909.473
    Position Z (km) 5424.653 5426.627
    Velocity X (km/s) 4.597 5.973
    Velocity Y (km/s) -6.059 -4.705
    Velocity Z (km/s) -0.737 0.735

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4155 STARLINK-34554
    Semimajor Axis (a) 6837.880 km 6840.853 km
    Eccentricity (e) 0.000123 0.000133
    Inclination (i) 53.1576° 53.1557°
    RAAN 140.1819° 159.3977°
    Perigee Argument 92.1227° 90.0563°
    Mean Anomaly (M) 267.9917° 270.0592°
    Apogee 460.585 km 463.627 km
    Perigee 458.901 km 461.805 km
    Orbit Epoch 2026-10-19T06:47:26+0000 2026-10-20T01:33:20+0000

    STARLINK-4155 & STARLINK-34554 Collision Probability (Pc) Trend

    STARLINK-4155 & STARLINK-34554 Collision Probability (Pc) TrendNot Available

    STARLINK-4155 & STARLINK-34554 Miss Distance (Miss Distance) Trend

    STARLINK-4155 & STARLINK-34554 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4155Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34554Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4155Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34554Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4155

    No nearby objects data