Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.320984E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:53:41+0800
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    1 Object 1

    AOE ID 52548
    NORAD ID 52548
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69169
    NORAD ID 69169
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3931 STARLINK-37515
    Time of Closest Approach 2026-09-04T19:09:34+0000
    Collision Probability (Pc) 1.320984E-6
    Conjunction Distance (km) 2.544 km
    Relative Speed (km/s) 9.616 km/s
    Conjunction Risk Parameters R (Radial): -2.353 | I (In-track): -0.745 | C (Cross-track): 0.613
    Collision Risk Index (CRI) 0.37
    X Position (km) 5283.375 5281.513
    Position Y (km) -273.363 -274.233
    Position Z (km) -4348.502 -4347.003
    Velocity X (km/s) 3.353 -2.74
    Velocity Y (km/s) 5.754 6.071
    Velocity Z (km/s) 3.716 -3.716

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3931 STARLINK-37515
    Semimajor Axis (a) 6843.384 km 6840.881 km
    Eccentricity (e) 0.000086 0.000129
    Inclination (i) 53.1606° 53.1580°
    RAAN 41.4254° 144.0532°
    Perigee Argument 88.0570° 81.2501°
    Mean Anomaly (M) 272.0531° 278.8647°
    Apogee 465.837 km 463.627 km
    Perigee 464.657 km 461.861 km
    Orbit Epoch 2026-09-03T10:32:29+0000 2026-09-03T17:08:20+0000

    STARLINK-3931 & STARLINK-37515 Collision Probability (Pc) Trend

    STARLINK-3931 & STARLINK-37515 Collision Probability (Pc) TrendNot Available

    STARLINK-3931 & STARLINK-37515 Miss Distance (Miss Distance) Trend

    STARLINK-3931 & STARLINK-37515 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3931Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37515Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3931Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37515Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3931

    No nearby objects data