Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    9.360246E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:46:32+0800
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    1 Object 1

    AOE ID 53426
    NORAD ID 53426
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63378
    NORAD ID 63378
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4558 STARLINK-33640
    Time of Closest Approach 2026-10-21T19:49:07+0000
    Collision Probability (Pc) 9.360246E-5
    Conjunction Distance (km) 0.567 km
    Relative Speed (km/s) 6.823 km/s
    Conjunction Risk Parameters R (Radial): -0.566 | I (In-track): 0.007 | C (Cross-track): 0.01
    Collision Risk Index (CRI) 0.74
    X Position (km) 4219.499 4219.15
    Position Y (km) 1810.505 1810.366
    Position Z (km) -5078.33 -5077.906
    Velocity X (km/s) -5.014 -0.364
    Velocity Y (km/s) 5.269 7.265
    Velocity Z (km/s) -2.289 2.289

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4558 STARLINK-33640
    Semimajor Axis (a) 6840.895 km 6840.832 km
    Eccentricity (e) 0.000114 0.000073
    Inclination (i) 53.1594° 53.1577°
    RAAN 160.2067° 91.6784°
    Perigee Argument 81.5555° 90.6990°
    Mean Anomaly (M) 278.5577° 269.4097°
    Apogee 463.540 km 463.196 km
    Perigee 461.976 km 462.194 km
    Orbit Epoch 2026-10-19T01:05:08+0000 2026-10-19T04:01:23+0000

    STARLINK-4558 & STARLINK-33640 Collision Probability (Pc) Trend

    STARLINK-4558 & STARLINK-33640 Collision Probability (Pc) TrendNot Available

    STARLINK-4558 & STARLINK-33640 Miss Distance (Miss Distance) Trend

    STARLINK-4558 & STARLINK-33640 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4558Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33640Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4558Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33640Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4558

    No nearby objects data