Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.091133E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T08:00:38+0800
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    1 Object 1

    AOE ID 49744
    NORAD ID 49744
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53226
    NORAD ID 53226
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3231 STARLINK-4359
    Time of Closest Approach 2026-09-12T08:47:15+0000
    Collision Probability (Pc) 1.091133E-6
    Conjunction Distance (km) 2.883 km
    Relative Speed (km/s) 9.475 km/s
    Conjunction Risk Parameters R (Radial): -2.88 | I (In-track): 0.058 | C (Cross-track): -0.056
    Collision Risk Index (CRI) 0.36
    X Position (km) -3384.532 -3383.169
    Position Y (km) 2974.312 2973.075
    Position Z (km) 5148.474 5146.257
    Velocity X (km/s) -6.374 -3.269
    Velocity Y (km/s) -3.654 4.83
    Velocity Z (km/s) -2.074 -4.927

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3231 STARLINK-4359
    Semimajor Axis (a) 6848.863 km 6843.710 km
    Eccentricity (e) 0.000112 0.000127
    Inclination (i) 53.1625° 97.2842°
    RAAN 21.0610° 309.5565°
    Perigee Argument 75.4992° 85.7104°
    Mean Anomaly (M) 284.6134° 274.4283°
    Apogee 471.493 km 466.440 km
    Perigee 469.959 km 464.706 km
    Orbit Epoch 2026-09-11T15:05:04+0000 2026-09-11T14:59:34+0000

    STARLINK-3231 & STARLINK-4359 Collision Probability (Pc) Trend

    STARLINK-3231 & STARLINK-4359 Collision Probability (Pc) TrendNot Available

    STARLINK-3231 & STARLINK-4359 Miss Distance (Miss Distance) Trend

    STARLINK-3231 & STARLINK-4359 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3231Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4359Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3231Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4359Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3231

    No nearby objects data