Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.424001E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T20:58:40+0800
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    1 Object 1

    AOE ID 54064
    NORAD ID 54064
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69330
    NORAD ID 69330
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5172 STARLINK-37772
    Time of Closest Approach 2026-09-13T06:13:44+0000
    Collision Probability (Pc) 1.424001E-6
    Conjunction Distance (km) 2.722 km
    Relative Speed (km/s) 13.141 km/s
    Conjunction Risk Parameters R (Radial): -2.551 | I (In-track): -0.472 | C (Cross-track): -0.82
    Collision Risk Index (CRI) 0.38
    X Position (km) 433.489 432.689
    Position Y (km) -4271.791 -4270.767
    Position Z (km) 5326.045 5323.654
    Velocity X (km/s) 7.436 -2.121
    Velocity Y (km/s) -1.006 5.641
    Velocity Z (km/s) -1.408 4.686

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5172 STARLINK-37772
    Semimajor Axis (a) 6848.862 km 6843.685 km
    Eccentricity (e) 0.000112 0.000081
    Inclination (i) 53.1609° 97.2828°
    RAAN 169.4712° 284.0016°
    Perigee Argument 81.5007° 116.7415°
    Mean Anomaly (M) 278.6121° 243.3911°
    Apogee 471.495 km 466.106 km
    Perigee 469.955 km 464.990 km
    Orbit Epoch 2026-09-12T03:09:29+0000 2026-09-12T08:04:44+0000

    STARLINK-5172 & STARLINK-37772 Collision Probability (Pc) Trend

    STARLINK-5172 & STARLINK-37772 Collision Probability (Pc) TrendNot Available

    STARLINK-5172 & STARLINK-37772 Miss Distance (Miss Distance) Trend

    STARLINK-5172 & STARLINK-37772 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5172Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37772Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5172Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37772Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5172

    No nearby objects data