Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.248887E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T18:02:55+0800
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    1 Object 1

    AOE ID 57146
    NORAD ID 57146
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58484
    NORAD ID 58484
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5791 STARLINK-30991
    Time of Closest Approach 2026-10-28T21:52:38+0000
    Collision Probability (Pc) 2.248887E-6
    Conjunction Distance (km) 2.008 km
    Relative Speed (km/s) 10.246 km/s
    Conjunction Risk Parameters R (Radial): 0.152 | I (In-track): -1.484 | C (Cross-track): -1.342
    Collision Risk Index (CRI) 0.42
    X Position (km) 6508.18 6507.48
    Position Y (km) 1877.894 1879.775
    Position Z (km) -1094.567 -1094.546
    Velocity X (km/s) -0.783 -2.352
    Velocity Y (km/s) 5.651 5.199
    Velocity Z (km/s) 5.059 -5.056

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5791 STARLINK-30991
    Semimajor Axis (a) 6861.232 km 6860.391 km
    Eccentricity (e) 0.000205 0.000573
    Inclination (i) 43.0033° 42.9884°
    RAAN 38.6260° 198.1492°
    Perigee Argument 264.7892° 286.3132°
    Mean Anomaly (M) 95.2726° 73.7089°
    Apogee 484.500 km 486.186 km
    Perigee 481.690 km 478.322 km
    Orbit Epoch 2026-10-26T16:34:51+0000 2026-10-26T18:49:54+0000

    STARLINK-5791 & STARLINK-30991 Collision Probability (Pc) Trend

    STARLINK-5791 & STARLINK-30991 Collision Probability (Pc) TrendNot Available

    STARLINK-5791 & STARLINK-30991 Miss Distance (Miss Distance) Trend

    STARLINK-5791 & STARLINK-30991 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5791Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30991Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5791Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30991Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5791

    No nearby objects data