Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.148704E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T03:51:00+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53256
    NORAD ID 53256
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 61704
    NORAD ID 61704
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4147 STARLINK-32387
    Time of Closest Approach 2026-10-29T14:54:16+0000
    Collision Probability (Pc) 1.148704E-6
    Conjunction Distance (km) 2.497 km
    Relative Speed (km/s) 7.153 km/s
    Conjunction Risk Parameters R (Radial): 0.922 | I (In-track): 2.049 | C (Cross-track): -1.089
    Collision Risk Index (CRI) 0.36
    X Position (km) 109.032 111.337
    Position Y (km) 4647.988 4647.309
    Position Z (km) -5025.955 -5025.277
    Velocity X (km/s) -6.794 -6.671
    Velocity Y (km/s) -2.465 2.784
    Velocity Z (km/s) -2.429 2.429

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4147 STARLINK-32387
    Semimajor Axis (a) 6840.869 km 6840.744 km
    Eccentricity (e) 0.000164 0.000119
    Inclination (i) 53.1590° 53.1560°
    RAAN 225.6863° 152.1668°
    Perigee Argument 71.2287° 63.2921°
    Mean Anomaly (M) 288.8893° 296.8204°
    Apogee 463.852 km 463.422 km
    Perigee 461.612 km 461.792 km
    Orbit Epoch 2026-10-27T05:33:27+0000 2026-10-27T14:44:09+0000

    STARLINK-4147 & STARLINK-32387 Collision Probability (Pc) Trend

    STARLINK-4147 & STARLINK-32387 Collision Probability (Pc) TrendNot Available

    STARLINK-4147 & STARLINK-32387 Miss Distance (Miss Distance) Trend

    STARLINK-4147 & STARLINK-32387 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4147Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32387Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4147Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32387Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4147

    No nearby objects data