Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.642742E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-06T01:36:56+0800
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    1 Object 1

    AOE ID 59839
    NORAD ID 59839
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66488
    NORAD ID 66488
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31887 STARLINK-35515
    Time of Closest Approach 2026-09-08T07:25:27+0000
    Collision Probability (Pc) 5.642742E-6
    Conjunction Distance (km) 1.33 km
    Relative Speed (km/s) 6.388 km/s
    Conjunction Risk Parameters R (Radial): -0.226 | I (In-track): -1.188 | C (Cross-track): 0.55
    Collision Risk Index (CRI) 0.5
    X Position (km) 122.918 121.604
    Position Y (km) -5527.72 -5527.568
    Position Z (km) -4066.15 -4066.015
    Velocity X (km/s) 6.958 6.874
    Velocity Y (km/s) -1.737 2.044
    Velocity Z (km/s) 2.574 -2.574

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31887 STARLINK-35515
    Semimajor Axis (a) 6861.207 km 6861.151 km
    Eccentricity (e) 0.000152 0.000232
    Inclination (i) 43.0058° 43.0079°
    RAAN 340.2986° 54.9327°
    Perigee Argument 268.7761° 275.4701°
    Mean Anomaly (M) 91.2916° 84.5887°
    Apogee 484.116 km 484.604 km
    Perigee 482.024 km 481.424 km
    Orbit Epoch 2026-09-05T07:30:03+0000 2026-09-05T12:28:12+0000

    STARLINK-31887 & STARLINK-35515 Collision Probability (Pc) Trend

    STARLINK-31887 & STARLINK-35515 Collision Probability (Pc) TrendNot Available

    STARLINK-31887 & STARLINK-35515 Miss Distance (Miss Distance) Trend

    STARLINK-31887 & STARLINK-35515 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31887Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35515Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31887Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35515Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31887

    No nearby objects data