Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    9.569809E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T18:29:31+0800
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    1 Object 1

    AOE ID 55385
    NORAD ID 55385
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66530
    NORAD ID 66530
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5556 STARLINK-35961
    Time of Closest Approach 2026-10-21T02:35:20+0000
    Collision Probability (Pc) 9.569809E-6
    Conjunction Distance (km) 1.017 km
    Relative Speed (km/s) 3.579 km/s
    Conjunction Risk Parameters R (Radial): 0.455 | I (In-track): -0.883 | C (Cross-track): -0.215
    Collision Risk Index (CRI) 0.55
    X Position (km) -4980.178 -4979.609
    Position Y (km) -1346.667 -1347.454
    Position Z (km) 4514.459 4514.162
    Velocity X (km/s) 3.075 0.798
    Velocity Y (km/s) -6.849 -7.466
    Velocity Z (km/s) 1.346 -1.345

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5556 STARLINK-35961
    Semimajor Axis (a) 6861.204 km 6861.120 km
    Eccentricity (e) 0.000104 0.000096
    Inclination (i) 43.0024° 43.0004°
    RAAN 137.1511° 98.4388°
    Perigee Argument 232.1648° 274.8011°
    Mean Anomaly (M) 127.9109° 85.2731°
    Apogee 483.780 km 483.644 km
    Perigee 482.354 km 482.322 km
    Orbit Epoch 2026-10-19T00:02:44+0000 2026-10-18T17:38:27+0000

    STARLINK-5556 & STARLINK-35961 Collision Probability (Pc) Trend

    STARLINK-5556 & STARLINK-35961 Collision Probability (Pc) TrendNot Available

    STARLINK-5556 & STARLINK-35961 Miss Distance (Miss Distance) Trend

    STARLINK-5556 & STARLINK-35961 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5556Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35961Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5556Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35961Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5556

    No nearby objects data