Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.077108E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T00:02:15+0800
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    1 Object 1

    AOE ID 12904
    NORAD ID 12904
    Object Type ROCKET BODY
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 65074
    NORAD ID 65074
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 R/B STARLINK-34780
    Time of Closest Approach 2026-09-13T00:09:34+0000
    Collision Probability (Pc) 1.077108E-6
    Conjunction Distance (km) 2.171 km
    Relative Speed (km/s) 4.017 km/s
    Conjunction Risk Parameters R (Radial): 2.166 | I (In-track): -0.14 | C (Cross-track): 0.038
    Collision Risk Index (CRI) 0.36
    X Position (km) -3413.426 -3414.385
    Position Y (km) 1306.206 1306.578
    Position Z (km) 5818.971 5820.882
    Velocity X (km/s) -6.56 -5.204
    Velocity Y (km/s) 0.154 3.935
    Velocity Z (km/s) -3.863 -3.926

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 R/B STARLINK-34780
    Semimajor Axis (a) 6875.289 km 6893.067 km
    Eccentricity (e) 0.001291 0.000077
    Inclination (i) 81.1617° 97.2812°
    RAAN 354.2789° 326.5842°
    Perigee Argument 21.4122° 73.6745°
    Mean Anomaly (M) 338.7647° 232.3420°
    Apogee 506.026 km 515.462 km
    Perigee 488.278 km 514.398 km
    Orbit Epoch 2026-09-12T06:17:05+0000 2026-09-12T06:00:02+0000

    SL-3 R/B & STARLINK-34780 Collision Probability (Pc) Trend

    SL-3 R/B & STARLINK-34780 Collision Probability (Pc) TrendNot Available

    SL-3 R/B & STARLINK-34780 Miss Distance (Miss Distance) Trend

    SL-3 R/B & STARLINK-34780 Miss Distance (Miss Distance) TrendNot Available

    SL-3 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34780Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34780Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 R/B

    No nearby objects data