Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.262639E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:06:38+0800
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    1 Object 1

    AOE ID 52860
    NORAD ID 52860
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65916
    NORAD ID 65916
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4191 STARLINK-35521
    Time of Closest Approach 2026-09-06T08:06:20+0000
    Collision Probability (Pc) 1.262639E-6
    Conjunction Distance (km) 2.715 km
    Relative Speed (km/s) 10.604 km/s
    Conjunction Risk Parameters R (Radial): 2.311 | I (In-track): 1.022 | C (Cross-track): -0.991
    Collision Risk Index (CRI) 0.37
    X Position (km) -1577.16 -1576.323
    Position Y (km) -5482.539 -5484.783
    Position Z (km) -3778.143 -3779.422
    Velocity X (km/s) 4.465 6.081
    Velocity Y (km/s) -4.328 1.296
    Velocity Z (km/s) 4.422 -4.421

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4191 STARLINK-35521
    Semimajor Axis (a) 6837.869 km 6840.802 km
    Eccentricity (e) 0.000106 0.000041
    Inclination (i) 53.1596° 53.1592°
    RAAN 296.4875° 55.6544°
    Perigee Argument 94.2358° 31.3706°
    Mean Anomaly (M) 265.8766° 328.7321°
    Apogee 460.456 km 462.944 km
    Perigee 459.008 km 462.386 km
    Orbit Epoch 2026-09-03T14:40:53+0000 2026-09-03T21:17:51+0000

    STARLINK-4191 & STARLINK-35521 Collision Probability (Pc) Trend

    STARLINK-4191 & STARLINK-35521 Collision Probability (Pc) TrendNot Available

    STARLINK-4191 & STARLINK-35521 Miss Distance (Miss Distance) Trend

    STARLINK-4191 & STARLINK-35521 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4191Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35521Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4191Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35521Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4191

    No nearby objects data