Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.259697E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T01:59:40+0800
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    1 Object 1

    AOE ID 58978
    NORAD ID 58978
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69205
    NORAD ID 69205
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31355 STARLINK-37691
    Time of Closest Approach 2026-09-13T20:00:41+0000
    Collision Probability (Pc) 8.259697E-7
    Conjunction Distance (km) 1.604 km
    Relative Speed (km/s) 0.405 km/s
    Conjunction Risk Parameters R (Radial): 0.281 | I (In-track): 1.579 | C (Cross-track): 0.046
    Collision Risk Index (CRI) 0.33
    X Position (km) -2482.658 -2481.502
    Position Y (km) -3263.068 -3264.156
    Position Z (km) 5465.452 5465.679
    Velocity X (km/s) 5.98 6.176
    Velocity Y (km/s) -4.753 -4.494
    Velocity Z (km/s) -0.121 0.12

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31355 STARLINK-37691
    Semimajor Axis (a) 6840.867 km 6840.806 km
    Eccentricity (e) 0.000177 0.000095
    Inclination (i) 53.1574° 53.1572°
    RAAN 153.4089° 157.1982°
    Perigee Argument 95.3547° 91.0794°
    Mean Anomaly (M) 264.7657° 269.0317°
    Apogee 463.939 km 463.320 km
    Perigee 461.521 km 462.018 km
    Orbit Epoch 2026-09-11T03:31:24+0000 2026-09-11T03:32:08+0000

    STARLINK-31355 & STARLINK-37691 Collision Probability (Pc) Trend

    STARLINK-31355 & STARLINK-37691 Collision Probability (Pc) TrendNot Available

    STARLINK-31355 & STARLINK-37691 Miss Distance (Miss Distance) Trend

    STARLINK-31355 & STARLINK-37691 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31355Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37691Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31355Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37691Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31355

    No nearby objects data