Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.505274E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T12:00:14+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57258
    NORAD ID 57258
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59741
    NORAD ID 59741
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5476 STARLINK-31818
    Time of Closest Approach 2026-10-25T04:07:49+0000
    Collision Probability (Pc) 3.505274E-6
    Conjunction Distance (km) 1.709 km
    Relative Speed (km/s) 10.306 km/s
    Conjunction Risk Parameters R (Radial): 0.035 | I (In-track): 1.256 | C (Cross-track): 1.158
    Collision Risk Index (CRI) 0.46
    X Position (km) 6200.096 6200.829
    Position Y (km) -2798.546 -2797.004
    Position Z (km) 883.559 883.569
    Velocity X (km/s) 2.922 1.703
    Velocity Y (km/s) 4.85 5.401
    Velocity Z (km/s) -5.11 5.109

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5476 STARLINK-31818
    Semimajor Axis (a) 6860.655 km 6861.247 km
    Eccentricity (e) 0.000256 0.000204
    Inclination (i) 43.0058° 42.9962°
    RAAN 170.1720° 333.2608°
    Perigee Argument 262.5769° 290.5055°
    Mean Anomaly (M) 97.4793° 69.5577°
    Apogee 484.272 km 484.511 km
    Perigee 480.764 km 481.709 km
    Orbit Epoch 2026-10-24T00:43:11+0000 2026-10-24T04:32:37+0000

    STARLINK-5476 & STARLINK-31818 Collision Probability (Pc) Trend

    STARLINK-5476 & STARLINK-31818 Collision Probability (Pc) TrendNot Available

    STARLINK-5476 & STARLINK-31818 Miss Distance (Miss Distance) Trend

    STARLINK-5476 & STARLINK-31818 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5476Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31818Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5476Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31818Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5476

    No nearby objects data