Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.110242E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-06T13:54:34+0800
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    1 Object 1

    AOE ID 40974
    NORAD ID 40974
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63469
    NORAD ID 63469
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SINOD-D 1 STARLINK-33587
    Time of Closest Approach 2026-09-07T08:32:09+0000
    Collision Probability (Pc) 3.110242E-6
    Conjunction Distance (km) 1.552 km
    Relative Speed (km/s) 5.504 km/s
    Conjunction Risk Parameters R (Radial): 1.526 | I (In-track): -0.269 | C (Cross-track): -0.087
    Collision Risk Index (CRI) 0.45
    X Position (km) -2333.918 -2333.227
    Position Y (km) -4597.446 -4596.62
    Position Z (km) -4532.827 -4531.71
    Velocity X (km/s) 2.007 6.101
    Velocity Y (km/s) -5.622 -4.374
    Velocity Z (km/s) 4.757 1.296

    Orbital Parameters 国际轨道数据源

    Parameter SINOD-D 1 STARLINK-33587
    Semimajor Axis (a) 6890.457 km 6861.162 km
    Eccentricity (e) 0.008561 0.000125
    Inclination (i) 64.7574° 43.0035°
    RAAN 273.5410° 323.2242°
    Perigee Argument 12.7682° 249.3953°
    Mean Anomaly (M) 347.5583° 110.6765°
    Apogee 571.310 km 483.882 km
    Perigee 453.330 km 482.168 km
    Orbit Epoch 2026-09-05T12:27:51+0000 2026-09-05T16:03:55+0000

    SINOD-D 1 & STARLINK-33587 Collision Probability (Pc) Trend

    SINOD-D 1 & STARLINK-33587 Collision Probability (Pc) TrendNot Available

    SINOD-D 1 & STARLINK-33587 Miss Distance (Miss Distance) Trend

    SINOD-D 1 & STARLINK-33587 Miss Distance (Miss Distance) TrendNot Available

    SINOD-D 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33587Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SINOD-D 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33587Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SINOD-D 1

    No nearby objects data