Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.351855E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:40:07+0800
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    1 Object 1

    AOE ID 57966
    NORAD ID 57966
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66462
    NORAD ID 66462
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30521 STARLINK-35499
    Time of Closest Approach 2026-10-29T02:21:09+0000
    Collision Probability (Pc) 8.351855E-7
    Conjunction Distance (km) 2.396 km
    Relative Speed (km/s) 3.553 km/s
    Conjunction Risk Parameters R (Radial): 1.204 | I (In-track): -2.013 | C (Cross-track): 0.486
    Collision Risk Index (CRI) 0.33
    X Position (km) -5037.086 -5037.525
    Position Y (km) 1106.397 1108.614
    Position Z (km) 4516.971 4517.766
    Velocity X (km/s) -0.444 -2.735
    Velocity Y (km/s) -7.496 -6.993
    Velocity Z (km/s) 1.338 -1.329

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30521 STARLINK-35499
    Semimajor Axis (a) 6861.191 km 6861.053 km
    Eccentricity (e) 0.000148 0.000392
    Inclination (i) 43.0075° 42.9867°
    RAAN 108.4063° 69.2617°
    Perigee Argument 262.3047° 285.7345°
    Mean Anomaly (M) 97.7637° 74.3074°
    Apogee 484.071 km 485.605 km
    Perigee 482.037 km 480.227 km
    Orbit Epoch 2026-10-27T04:31:00+0000 2026-10-27T01:15:06+0000

    STARLINK-30521 & STARLINK-35499 Collision Probability (Pc) Trend

    STARLINK-30521 & STARLINK-35499 Collision Probability (Pc) TrendNot Available

    STARLINK-30521 & STARLINK-35499 Miss Distance (Miss Distance) Trend

    STARLINK-30521 & STARLINK-35499 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30521Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35499Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30521Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35499Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30521

    No nearby objects data