Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.004766E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-01T10:58:02+0800
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    1 Object 1

    AOE ID 55631
    NORAD ID 55631
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69718
    NORAD ID 69718
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5558 STARLINK-37989
    Time of Closest Approach 2026-11-02T19:07:34+0000
    Collision Probability (Pc) 9.004766E-7
    Conjunction Distance (km) 2.498 km
    Relative Speed (km/s) 4.645 km/s
    Conjunction Risk Parameters R (Radial): -1.635 | I (In-track): -1.798 | C (Cross-track): -0.572
    Collision Risk Index (CRI) 0.34
    X Position (km) -4889.859 -4890.057
    Position Y (km) 2115.372 2115.161
    Position Z (km) -4303.951 -4306.431
    Velocity X (km/s) 2.618 4.83
    Velocity Y (km/s) -4.786 -0.735
    Velocity Z (km/s) -5.328 -5.852

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5558 STARLINK-37989
    Semimajor Axis (a) 6831.920 km 6843.731 km
    Eccentricity (e) 0.000374 0.000117
    Inclination (i) 70.0004° 97.2843°
    RAAN 324.9537° 340.1251°
    Perigee Argument 273.3836° 97.4469°
    Mean Anomaly (M) 159.2522° 262.6906°
    Apogee 456.336 km 466.395 km
    Perigee 451.230 km 464.793 km
    Orbit Epoch 2026-10-31T18:00:03+0000 2026-10-31T08:13:37+0000

    STARLINK-5558 & STARLINK-37989 Collision Probability (Pc) Trend

    STARLINK-5558 & STARLINK-37989 Collision Probability (Pc) TrendNot Available

    STARLINK-5558 & STARLINK-37989 Miss Distance (Miss Distance) Trend

    STARLINK-5558 & STARLINK-37989 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5558Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37989Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5558Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37989Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5558

    No nearby objects data