Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.365939E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T16:01:49+0800
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    1 Object 1

    AOE ID 47787
    NORAD ID 47787
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64938
    NORAD ID 64938
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2257 STARLINK-34730
    Time of Closest Approach 2026-10-19T01:20:32+0000
    Collision Probability (Pc) 1.365939E-6
    Conjunction Distance (km) 2.865 km
    Relative Speed (km/s) 13.844 km/s
    Conjunction Risk Parameters R (Radial): -2.807 | I (In-track): -0.234 | C (Cross-track): 0.517
    Collision Risk Index (CRI) 0.38
    X Position (km) -4380.86 -4383.05
    Position Y (km) 1804.027 1804.426
    Position Z (km) -4945.162 -4946.964
    Velocity X (km/s) 0.019 -4.469
    Velocity Y (km/s) -7.157 3.35
    Velocity Z (km/s) -2.631 5.186

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2257 STARLINK-34730
    Semimajor Axis (a) 6848.048 km 6843.785 km
    Eccentricity (e) 0.000328 0.000194
    Inclination (i) 53.1581° 97.2843°
    RAAN 296.9685° 147.5806°
    Perigee Argument 208.0389° 92.6020°
    Mean Anomaly (M) 152.0436° 267.5445°
    Apogee 472.157 km 466.976 km
    Perigee 467.665 km 464.320 km
    Orbit Epoch 2026-10-16T17:29:36+0000 2026-10-16T15:35:59+0000

    STARLINK-2257 & STARLINK-34730 Collision Probability (Pc) Trend

    STARLINK-2257 & STARLINK-34730 Collision Probability (Pc) TrendNot Available

    STARLINK-2257 & STARLINK-34730 Miss Distance (Miss Distance) Trend

    STARLINK-2257 & STARLINK-34730 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2257Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34730Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2257Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34730Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2257

    No nearby objects data