Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.09001E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T11:30:14+0800
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    1 Object 1

    AOE ID 13121
    NORAD ID 13121
    Object Type ROCKET BODY
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 57620
    NORAD ID 57620
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 R/B STARLINK-30141
    Time of Closest Approach 2026-09-05T01:27:10+0000
    Collision Probability (Pc) 2.09001E-6
    Conjunction Distance (km) 1.841 km
    Relative Speed (km/s) 6.365 km/s
    Conjunction Risk Parameters R (Radial): -1.817 | I (In-track): -0.258 | C (Cross-track): -0.124
    Collision Risk Index (CRI) 0.41
    X Position (km) 5701.142 5699.787
    Position Y (km) 1111.251 1110.814
    Position Z (km) -3660.484 -3659.319
    Velocity X (km/s) -4.179 -3.263
    Velocity Y (km/s) 0.59 6.075
    Velocity Z (km/s) -6.336 -3.241

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 R/B STARLINK-30141
    Semimajor Axis (a) 6853.347 km 6861.216 km
    Eccentricity (e) 0.000903 0.000103
    Inclination (i) 81.1882° 43.0009°
    RAAN 186.8598° 157.5833°
    Perigee Argument 37.1478° 290.2976°
    Mean Anomaly (M) 323.0381° 69.7764°
    Apogee 481.397 km 483.786 km
    Perigee 469.023 km 482.372 km
    Orbit Epoch 2026-09-03T20:16:41+0000 2026-09-03T10:46:54+0000

    SL-3 R/B & STARLINK-30141 Collision Probability (Pc) Trend

    SL-3 R/B & STARLINK-30141 Collision Probability (Pc) TrendNot Available

    SL-3 R/B & STARLINK-30141 Miss Distance (Miss Distance) Trend

    SL-3 R/B & STARLINK-30141 Miss Distance (Miss Distance) TrendNot Available

    SL-3 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30141Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30141Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 R/B

    No nearby objects data