Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.986731E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:06:58+0800
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    1 Object 1

    AOE ID 51881
    NORAD ID 51881
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65628
    NORAD ID 65628
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3504 STARLINK-35128
    Time of Closest Approach 2026-09-14T05:28:25+0000
    Collision Probability (Pc) 3.986731E-6
    Conjunction Distance (km) 1.514 km
    Relative Speed (km/s) 7.152 km/s
    Conjunction Risk Parameters R (Radial): -0.933 | I (In-track): -1.054 | C (Cross-track): 0.557
    Collision Risk Index (CRI) 0.47
    X Position (km) 234.394 233.172
    Position Y (km) -4632.371 -4631.8
    Position Z (km) 5019.144 5018.457
    Velocity X (km/s) 6.609 6.875
    Velocity Y (km/s) 2.966 -2.286
    Velocity Z (km/s) 2.423 -2.423

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3504 STARLINK-35128
    Semimajor Axis (a) 6840.827 km 6840.800 km
    Eccentricity (e) 0.000054 0.000139
    Inclination (i) 53.1596° 53.1580°
    RAAN 232.7423° 161.5206°
    Perigee Argument 22.7329° 96.7050°
    Mean Anomaly (M) 337.3698° 263.4112°
    Apogee 463.061 km 463.617 km
    Perigee 462.319 km 461.709 km
    Orbit Epoch 2026-09-11T05:16:33+0000 2026-09-11T03:30:45+0000

    STARLINK-3504 & STARLINK-35128 Collision Probability (Pc) Trend

    STARLINK-3504 & STARLINK-35128 Collision Probability (Pc) TrendNot Available

    STARLINK-3504 & STARLINK-35128 Miss Distance (Miss Distance) Trend

    STARLINK-3504 & STARLINK-35128 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3504Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35128Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3504Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35128Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3504

    No nearby objects data