Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.368638E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:08:51+0800
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    1 Object 1

    AOE ID 53733
    NORAD ID 53733
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65104
    NORAD ID 65104
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4574 STARLINK-34481
    Time of Closest Approach 2026-09-05T08:54:38+0000
    Collision Probability (Pc) 1.368638E-6
    Conjunction Distance (km) 2.528 km
    Relative Speed (km/s) 10.026 km/s
    Conjunction Risk Parameters R (Radial): -2.516 | I (In-track): 0.173 | C (Cross-track): 0.155
    Collision Risk Index (CRI) 0.38
    X Position (km) 2677.193 2676.408
    Position Y (km) -4728.537 -4726.681
    Position Z (km) 4150.821 4149.296
    Velocity X (km/s) 6.517 3.514
    Velocity Y (km/s) 0.187 5.493
    Velocity Z (km/s) -3.979 3.979

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4574 STARLINK-34481
    Semimajor Axis (a) 6843.367 km 6840.856 km
    Eccentricity (e) 0.000125 0.000131
    Inclination (i) 53.1605° 53.1589°
    RAAN 161.8700° 273.1502°
    Perigee Argument 93.2731° 90.2474°
    Mean Anomaly (M) 266.8413° 269.8679°
    Apogee 466.084 km 463.614 km
    Perigee 464.376 km 461.824 km
    Orbit Epoch 2026-09-03T18:48:18+0000 2026-09-03T12:55:34+0000

    STARLINK-4574 & STARLINK-34481 Collision Probability (Pc) Trend

    STARLINK-4574 & STARLINK-34481 Collision Probability (Pc) TrendNot Available

    STARLINK-4574 & STARLINK-34481 Miss Distance (Miss Distance) Trend

    STARLINK-4574 & STARLINK-34481 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4574Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34481Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4574Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34481Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4574

    No nearby objects data