Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.400411E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T04:35:58+0800
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    1 Object 1

    AOE ID 53674
    NORAD ID 53674
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57523
    NORAD ID 57523
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4620 STARLINK-30261
    Time of Closest Approach 2026-10-20T15:36:37+0000
    Collision Probability (Pc) 2.400411E-5
    Conjunction Distance (km) 0.888 km
    Relative Speed (km/s) 6.978 km/s
    Conjunction Risk Parameters R (Radial): -0.274 | I (In-track): 0.753 | C (Cross-track): 0.382
    Collision Risk Index (CRI) 0.63
    X Position (km) -6656.911 -6657.052
    Position Y (km) 1577.558 1577.892
    Position Z (km) -521.229 -522.038
    Velocity X (km/s) -0.327 -1.67
    Velocity Y (km/s) 1.073 -5.35
    Velocity Z (km/s) 7.541 5.171

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4620 STARLINK-30261
    Semimajor Axis (a) 6861.913 km 6861.192 km
    Eccentricity (e) 0.000166 0.000179
    Inclination (i) 97.2856° 43.0036°
    RAAN 164.9847° 180.5905°
    Perigee Argument 87.4042° 259.4428°
    Mean Anomaly (M) 63.9824° 100.6222°
    Apogee 484.916 km 484.281 km
    Perigee 482.636 km 481.829 km
    Orbit Epoch 2026-10-19T12:00:02+0000 2026-10-19T00:24:24+0000

    STARLINK-4620 & STARLINK-30261 Collision Probability (Pc) Trend

    STARLINK-4620 & STARLINK-30261 Collision Probability (Pc) TrendNot Available

    STARLINK-4620 & STARLINK-30261 Miss Distance (Miss Distance) Trend

    STARLINK-4620 & STARLINK-30261 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4620Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30261Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4620Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30261Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4620

    No nearby objects data