Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.225708E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T20:51:13+0800
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    1 Object 1

    AOE ID 53700
    NORAD ID 53700
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 60562
    NORAD ID 60562
    Object Type PAYLOAD
    Country
    FI FI

    Conjunction Constraints

    Parameter STARLINK-4725 HYPERFIELD-1A
    Time of Closest Approach 2026-10-29T12:08:25+0000
    Collision Probability (Pc) 4.225708E-6
    Conjunction Distance (km) 1.69 km
    Relative Speed (km/s) 13.027 km/s
    Conjunction Risk Parameters R (Radial): -0.977 | I (In-track): 0.722 | C (Cross-track): -1.173
    Collision Risk Index (CRI) 0.48
    X Position (km) -4163.059 -4161.528
    Position Y (km) -935.5 -936.191
    Position Z (km) -5362.571 -5362.389
    Velocity X (km/s) 0.051 5.346
    Velocity Y (km/s) -7.514 2.813
    Velocity Z (km/s) 1.272 -4.646

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4725 HYPERFIELD-1A
    Semimajor Axis (a) 6838.710 km 6846.733 km
    Eccentricity (e) 0.000052 0.000490
    Inclination (i) 53.1579° 97.3712°
    RAAN 270.5284° 20.5074°
    Perigee Argument 107.0456° 177.6514°
    Mean Anomaly (M) 36.5789° 182.4752°
    Apogee 460.930 km 471.954 km
    Perigee 460.216 km 465.238 km
    Orbit Epoch 2026-10-27T22:00:02+0000 2026-10-27T23:05:12+0000

    STARLINK-4725 & HYPERFIELD-1A Collision Probability (Pc) Trend

    STARLINK-4725 & HYPERFIELD-1A Collision Probability (Pc) TrendNot Available

    STARLINK-4725 & HYPERFIELD-1A Miss Distance (Miss Distance) Trend

    STARLINK-4725 & HYPERFIELD-1A Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4725Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HYPERFIELD-1AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4725Collision Probability Trend

    Object 1 Probability TrendNot Available

    HYPERFIELD-1ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4725

    No nearby objects data