Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.294811E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:52:45+0800
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    1 Object 1

    AOE ID 53003
    NORAD ID 53003
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69844
    NORAD ID 69844
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4255 STARLINK-37584
    Time of Closest Approach 2026-10-21T23:27:24+0000
    Collision Probability (Pc) 8.294811E-7
    Conjunction Distance (km) 2.71 km
    Relative Speed (km/s) 4.997 km/s
    Conjunction Risk Parameters R (Radial): 2.676 | I (In-track): 0.399 | C (Cross-track): 0.144
    Collision Risk Index (CRI) 0.33
    X Position (km) 1459.201 1459.028
    Position Y (km) 4094.775 4093.029
    Position Z (km) -5289.489 -5287.425
    Velocity X (km/s) -6.137 -7.435
    Velocity Y (km/s) 4.236 0.602
    Velocity Z (km/s) 1.587 -1.587

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4255 STARLINK-37584
    Semimajor Axis (a) 6840.884 km 6840.832 km
    Eccentricity (e) 0.000134 0.000215
    Inclination (i) 53.1569° 53.1548°
    RAAN 148.6453° 197.8515°
    Perigee Argument 94.6632° 215.3459°
    Mean Anomaly (M) 265.4524° 144.7402°
    Apogee 463.666 km 464.163 km
    Perigee 461.828 km 461.227 km
    Orbit Epoch 2026-10-19T07:41:20+0000 2026-10-19T03:08:03+0000

    STARLINK-4255 & STARLINK-37584 Collision Probability (Pc) Trend

    STARLINK-4255 & STARLINK-37584 Collision Probability (Pc) TrendNot Available

    STARLINK-4255 & STARLINK-37584 Miss Distance (Miss Distance) Trend

    STARLINK-4255 & STARLINK-37584 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4255Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37584Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4255Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37584Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4255

    No nearby objects data