Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.070509E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-09T17:14:18+0800
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    1 Object 1

    AOE ID 64612
    NORAD ID 64612
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69687
    NORAD ID 69687
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-34521 STARLINK-37977
    Time of Closest Approach 2026-09-09T09:37:00+0000
    Collision Probability (Pc) 2.070509E-6
    Conjunction Distance (km) 2.166 km
    Relative Speed (km/s) 12.009 km/s
    Conjunction Risk Parameters R (Radial): 1.582 | I (In-track): -0.92 | C (Cross-track): -1.159
    Collision Risk Index (CRI) 0.41
    X Position (km) -1342.124 -1341.236
    Position Y (km) 3885.035 3885.389
    Position Z (km) -5478.2 -5480.143
    Velocity X (km/s) -7.139 -0.421
    Velocity Y (km/s) -2.665 6.157
    Velocity Z (km/s) -0.141 4.471

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-34521 STARLINK-37977
    Semimajor Axis (a) 6840.746 km 6843.634 km
    Eccentricity (e) 0.000475 0.000136
    Inclination (i) 53.1586° 97.2852°
    RAAN 203.9241° 98.3975°
    Perigee Argument 86.3445° 24.5552°
    Mean Anomaly (M) 273.8102° 335.5755°
    Apogee 465.862 km 466.430 km
    Perigee 459.356 km 464.564 km
    Orbit Epoch 2026-09-08T19:56:43+0000 2026-09-08T13:29:30+0000

    STARLINK-34521 & STARLINK-37977 Collision Probability (Pc) Trend

    STARLINK-34521 & STARLINK-37977 Collision Probability (Pc) TrendNot Available

    STARLINK-34521 & STARLINK-37977 Miss Distance (Miss Distance) Trend

    STARLINK-34521 & STARLINK-37977 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-34521Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37977Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-34521Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37977Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-34521

    No nearby objects data