Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.682724E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T16:37:27+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53984
    NORAD ID 53984
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69557
    NORAD ID 69557
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5142 STARLINK-37929
    Time of Closest Approach 2026-10-20T19:22:10+0000
    Collision Probability (Pc) 2.682724E-6
    Conjunction Distance (km) 1.738 km
    Relative Speed (km/s) 7.355 km/s
    Conjunction Risk Parameters R (Radial): 1.453 | I (In-track): -0.834 | C (Cross-track): 0.459
    Collision Risk Index (CRI) 0.44
    X Position (km) 3912.702 3911.712
    Position Y (km) -3836.444 -3835.025
    Position Z (km) 4096.653 4096.501
    Velocity X (km/s) 1.834 -4.076
    Velocity Y (km/s) 6.208 2.304
    Velocity Z (km/s) 4.05 6.031

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5142 STARLINK-37929
    Semimajor Axis (a) 6857.043 km 6843.653 km
    Eccentricity (e) 0.000105 0.000112
    Inclination (i) 53.1590° 97.2825°
    RAAN 289.0988° 318.7976°
    Perigee Argument 61.0350° 100.6859°
    Mean Anomaly (M) 303.7354° 259.4510°
    Apogee 479.625 km 466.284 km
    Perigee 478.187 km 464.748 km
    Orbit Epoch 2026-10-19T04:00:02+0000 2026-10-18T12:23:47+0000

    STARLINK-5142 & STARLINK-37929 Collision Probability (Pc) Trend

    STARLINK-5142 & STARLINK-37929 Collision Probability (Pc) TrendNot Available

    STARLINK-5142 & STARLINK-37929 Miss Distance (Miss Distance) Trend

    STARLINK-5142 & STARLINK-37929 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5142Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37929Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5142Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37929Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5142

    No nearby objects data