Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.634033E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T07:33:49+0800
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    1 Object 1

    AOE ID 57740
    NORAD ID 57740
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67511
    NORAD ID 67511
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30331 STARLINK-36540
    Time of Closest Approach 2026-10-22T17:47:56+0000
    Collision Probability (Pc) 2.634033E-6
    Conjunction Distance (km) 1.874 km
    Relative Speed (km/s) 9.912 km/s
    Conjunction Risk Parameters R (Radial): -0.505 | I (In-track): -1.374 | C (Cross-track): -1.168
    Collision Risk Index (CRI) 0.43
    X Position (km) -552.094 -550.256
    Position Y (km) 6580.505 6580.172
    Position Z (km) -1867.618 -1867.475
    Velocity X (km/s) -5.66 -5.885
    Velocity Y (km/s) -1.826 0.858
    Velocity Z (km/s) -4.769 4.77

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30331 STARLINK-36540
    Semimajor Axis (a) 6861.187 km 6861.158 km
    Eccentricity (e) 0.000163 0.000106
    Inclination (i) 42.9998° 43.0000°
    RAAN 272.4835° 130.1575°
    Perigee Argument 271.1796° 247.8427°
    Mean Anomaly (M) 88.8868° 112.2312°
    Apogee 484.172 km 483.751 km
    Perigee 481.928 km 482.291 km
    Orbit Epoch 2026-10-20T00:34:22+0000 2026-10-19T14:34:48+0000

    STARLINK-30331 & STARLINK-36540 Collision Probability (Pc) Trend

    STARLINK-30331 & STARLINK-36540 Collision Probability (Pc) TrendNot Available

    STARLINK-30331 & STARLINK-36540 Miss Distance (Miss Distance) Trend

    STARLINK-30331 & STARLINK-36540 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30331Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36540Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30331Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36540Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30331

    No nearby objects data