Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.2981E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:05:21+0800
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    1 Object 1

    AOE ID 52994
    NORAD ID 52994
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59377
    NORAD ID 59377
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4256 STARLINK-31716
    Time of Closest Approach 2026-09-05T22:23:19+0000
    Collision Probability (Pc) 1.2981E-6
    Conjunction Distance (km) 2.536 km
    Relative Speed (km/s) 9.24 km/s
    Conjunction Risk Parameters R (Radial): 2.381 | I (In-track): -0.701 | C (Cross-track): -0.518
    Collision Risk Index (CRI) 0.37
    X Position (km) -3345.539 -3346.037
    Position Y (km) 3911.52 3913.443
    Position Z (km) 4497.279 4498.854
    Velocity X (km/s) -6.601 -2.644
    Velocity Y (km/s) -1.64 -6.266
    Velocity Z (km/s) -3.476 3.475

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4256 STARLINK-31716
    Semimajor Axis (a) 6840.827 km 6843.395 km
    Eccentricity (e) 0.000083 0.000108
    Inclination (i) 53.1613° 53.1614°
    RAAN 1.9233° 100.6118°
    Perigee Argument 165.3171° 90.2893°
    Mean Anomaly (M) 194.7856° 269.8234°
    Apogee 463.256 km 465.998 km
    Perigee 462.124 km 464.518 km
    Orbit Epoch 2026-09-03T16:41:51+0000 2026-09-03T13:50:24+0000

    STARLINK-4256 & STARLINK-31716 Collision Probability (Pc) Trend

    STARLINK-4256 & STARLINK-31716 Collision Probability (Pc) TrendNot Available

    STARLINK-4256 & STARLINK-31716 Miss Distance (Miss Distance) Trend

    STARLINK-4256 & STARLINK-31716 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4256Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31716Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4256Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31716Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4256

    No nearby objects data