Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.528694E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:16:32+0800
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    1 Object 1

    AOE ID 53575
    NORAD ID 53575
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64097
    NORAD ID 64097
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4551 STARLINK-34174
    Time of Closest Approach 2026-09-06T18:12:11+0000
    Collision Probability (Pc) 1.528694E-6
    Conjunction Distance (km) 1.94 km
    Relative Speed (km/s) 4.744 km/s
    Conjunction Risk Parameters R (Radial): -0.473 | I (In-track): -1.787 | C (Cross-track): 0.585
    Collision Risk Index (CRI) 0.39
    X Position (km) 4166.884 4167.077
    Position Y (km) 1107.615 1105.721
    Position Z (km) 5301.306 5300.939
    Velocity X (km/s) -3.644 -0.083
    Velocity Y (km/s) 6.545 7.491
    Velocity Z (km/s) 1.493 -1.493

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4551 STARLINK-34174
    Semimajor Axis (a) 6840.875 km 6840.850 km
    Eccentricity (e) 0.000112 0.000142
    Inclination (i) 53.1597° 53.1596°
    RAAN 319.6347° 277.3727°
    Perigee Argument 74.9688° 92.4282°
    Mean Anomaly (M) 285.1439° 267.6883°
    Apogee 463.505 km 463.687 km
    Perigee 461.971 km 461.739 km
    Orbit Epoch 2026-09-04T04:54:25+0000 2026-09-03T11:35:27+0000

    STARLINK-4551 & STARLINK-34174 Collision Probability (Pc) Trend

    STARLINK-4551 & STARLINK-34174 Collision Probability (Pc) TrendNot Available

    STARLINK-4551 & STARLINK-34174 Miss Distance (Miss Distance) Trend

    STARLINK-4551 & STARLINK-34174 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4551Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34174Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4551Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34174Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4551

    No nearby objects data