Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.123546E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:36:00+0800
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    1 Object 1

    AOE ID 50175
    NORAD ID 50175
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66951
    NORAD ID 66951
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3291 STARLINK-35999
    Time of Closest Approach 2026-09-04T18:17:34+0000
    Collision Probability (Pc) 1.123546E-6
    Conjunction Distance (km) 2.677 km
    Relative Speed (km/s) 8.343 km/s
    Conjunction Risk Parameters R (Radial): 2.631 | I (In-track): -0.408 | C (Cross-track): 0.273
    Collision Risk Index (CRI) 0.36
    X Position (km) -1698.117 -1698.31
    Position Y (km) 4598.813 4600.755
    Position Z (km) -4774.547 -4776.379
    Velocity X (km/s) -6.998 -4.982
    Velocity Y (km/s) 0.518 -4.939
    Velocity Z (km/s) 2.99 -2.99

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3291 STARLINK-35999
    Semimajor Axis (a) 6837.862 km 6840.796 km
    Eccentricity (e) 0.000139 0.000143
    Inclination (i) 53.1609° 53.1589°
    RAAN 161.6869° 250.5668°
    Perigee Argument 78.8989° 111.5753°
    Mean Anomaly (M) 281.2169° 248.5402°
    Apogee 460.674 km 463.640 km
    Perigee 458.776 km 461.678 km
    Orbit Epoch 2026-09-03T19:07:23+0000 2026-09-03T05:17:40+0000

    STARLINK-3291 & STARLINK-35999 Collision Probability (Pc) Trend

    STARLINK-3291 & STARLINK-35999 Collision Probability (Pc) TrendNot Available

    STARLINK-3291 & STARLINK-35999 Miss Distance (Miss Distance) Trend

    STARLINK-3291 & STARLINK-35999 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3291Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35999Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3291Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35999Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3291

    No nearby objects data