Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.805282E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:19:46+0800
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    1 Object 1

    AOE ID 57475
    NORAD ID 57475
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59647
    NORAD ID 59647
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30155 STARLINK-31801
    Time of Closest Approach 2026-10-29T10:16:19+0000
    Collision Probability (Pc) 1.805282E-6
    Conjunction Distance (km) 2.21 km
    Relative Speed (km/s) 10.313 km/s
    Conjunction Risk Parameters R (Radial): -0.76 | I (In-track): -1.526 | C (Cross-track): -1.404
    Collision Risk Index (CRI) 0.4
    X Position (km) -239.955 -242.001
    Position Y (km) -6802.7 -6801.873
    Position Z (km) 854.513 854.416
    Velocity X (km/s) 5.593 5.64
    Velocity Y (km/s) -0.845 0.444
    Velocity Z (km/s) -5.115 5.116

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30155 STARLINK-31801
    Semimajor Axis (a) 6861.180 km 6861.534 km
    Eccentricity (e) 0.000150 0.000595
    Inclination (i) 43.0000° 43.0008°
    RAAN 108.0271° 272.7898°
    Perigee Argument 259.9642° 282.4184°
    Mean Anomaly (M) 158.3238° 77.6001°
    Apogee 484.071 km 487.481 km
    Perigee 482.015 km 479.313 km
    Orbit Epoch 2026-10-27T06:00:04+0000 2026-10-27T04:51:52+0000

    STARLINK-30155 & STARLINK-31801 Collision Probability (Pc) Trend

    STARLINK-30155 & STARLINK-31801 Collision Probability (Pc) TrendNot Available

    STARLINK-30155 & STARLINK-31801 Miss Distance (Miss Distance) Trend

    STARLINK-30155 & STARLINK-31801 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30155Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31801Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30155Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31801Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30155

    No nearby objects data