Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.224139E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-01T17:44:21+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53889
    NORAD ID 53889
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name NESS
    AOE ID 58020
    NORAD ID 58020
    Object Type PAYLOAD
    Country
    FR FR

    Conjunction Constraints

    Parameter STARLINK-5031 NESS
    Time of Closest Approach 2026-11-03T19:20:52+0000
    Collision Probability (Pc) 1.224139E-6
    Conjunction Distance (km) 2.762 km
    Relative Speed (km/s) 10.486 km/s
    Conjunction Risk Parameters R (Radial): -2.332 | I (In-track): -1.067 | C (Cross-track): 1.022
    Collision Risk Index (CRI) 0.37
    X Position (km) -3784.669 -3784.612
    Position Y (km) -1960.043 -1959.157
    Position Z (km) -5368.262 -5365.648
    Velocity X (km/s) 4.776 4.432
    Velocity Y (km/s) -5.804 4.115
    Velocity Z (km/s) -1.249 -4.632

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5031 NESS
    Semimajor Axis (a) 6848.859 km 6841.331 km
    Eccentricity (e) 0.000123 0.000633
    Inclination (i) 53.1608° 97.5855°
    RAAN 330.1869° 33.9697°
    Perigee Argument 78.1691° 81.6502°
    Mean Anomaly (M) 281.9449° 278.5458°
    Apogee 471.566 km 467.525 km
    Perigee 469.878 km 458.863 km
    Orbit Epoch 2026-10-31T21:19:17+0000 2026-10-31T19:54:12+0000

    STARLINK-5031 & NESS Collision Probability (Pc) Trend

    STARLINK-5031 & NESS Collision Probability (Pc) TrendNot Available

    STARLINK-5031 & NESS Miss Distance (Miss Distance) Trend

    STARLINK-5031 & NESS Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5031Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NESSMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5031Collision Probability Trend

    Object 1 Probability TrendNot Available

    NESSCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5031

    No nearby objects data