Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.56688E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T01:44:54+0800
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    1 Object 1

    AOE ID 48466
    NORAD ID 48466
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 60461
    NORAD ID 60461
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-2687 YAOGAN-43 O1D
    Time of Closest Approach 2026-09-13T05:59:23+0000
    Collision Probability (Pc) 1.56688E-6
    Conjunction Distance (km) 2.174 km
    Relative Speed (km/s) 7.686 km/s
    Conjunction Risk Parameters R (Radial): 1.73 | I (In-track): -1.136 | C (Cross-track): 0.665
    Collision Risk Index (CRI) 0.39
    X Position (km) -2371.818 -2369.986
    Position Y (km) -5318.752 -5317.764
    Position Z (km) -3612.793 -3612.169
    Velocity X (km/s) 6.072 6.283
    Velocity Y (km/s) 0.408 -3.968
    Velocity Z (km/s) -4.593 1.722

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2687 YAOGAN-43 O1D
    Semimajor Axis (a) 6848.878 km 6851.405 km
    Eccentricity (e) 0.000096 0.000263
    Inclination (i) 53.1591° 35.0047°
    RAAN 50.2862° 320.7951°
    Perigee Argument 86.0421° 283.5027°
    Mean Anomaly (M) 274.0691° 76.5397°
    Apogee 471.402 km 475.073 km
    Perigee 470.080 km 471.463 km
    Orbit Epoch 2026-09-10T15:57:14+0000 2026-09-11T07:19:34+0000

    STARLINK-2687 & YAOGAN-43 O1D Collision Probability (Pc) Trend

    STARLINK-2687 & YAOGAN-43 O1D Collision Probability (Pc) TrendNot Available

    STARLINK-2687 & YAOGAN-43 O1D Miss Distance (Miss Distance) Trend

    STARLINK-2687 & YAOGAN-43 O1D Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2687Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-43 O1DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2687Collision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-43 O1DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2687

    No nearby objects data