Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.239493E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T00:47:47+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 53727
    NORAD ID 53727
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4255 STARLINK-4701
    Time of Closest Approach 2026-09-04T16:00:20+0000
    Collision Probability (Pc) 1.239493E-6
    Conjunction Distance (km) 2.907 km
    Relative Speed (km/s) 12.081 km/s
    Conjunction Risk Parameters R (Radial): 2.807 | I (In-track): 0.476 | C (Cross-track): -0.59
    Collision Risk Index (CRI) 0.37
    X Position (km) -6561.758 -6558.917
    Position Y (km) 1341.305 1341.498
    Position Z (km) 1388.142 1387.558
    Velocity X (km/s) -2.145 0.272
    Velocity Y (km/s) -4.333 -4.828
    Velocity Z (km/s) -5.913 5.914

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4255 STARLINK-4701
    Semimajor Axis (a) 6840.855 km 6837.841 km
    Eccentricity (e) 0.000105 0.000136
    Inclination (i) 53.1618° 53.1603°
    RAAN 11.8402° 171.7078°
    Perigee Argument 90.8923° 92.2351°
    Mean Anomaly (M) 269.2200° 267.8807°
    Apogee 463.436 km 460.632 km
    Perigee 462.000 km 458.776 km
    Orbit Epoch 2026-09-01T13:48:57+0000 2026-09-02T01:27:12+0000

    STARLINK-4255 & STARLINK-4701 Collision Probability (Pc) Trend

    STARLINK-4255 & STARLINK-4701 Collision Probability (Pc) TrendNot Available

    STARLINK-4255 & STARLINK-4701 Miss Distance (Miss Distance) Trend

    STARLINK-4255 & STARLINK-4701 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4255Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4701Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4255Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4701Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4255

    No nearby objects data