Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.384655E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:03:06+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51789
    NORAD ID 51789
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58547
    NORAD ID 58547
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3639 STARLINK-31063
    Time of Closest Approach 2026-10-29T18:01:45+0000
    Collision Probability (Pc) 9.384655E-7
    Conjunction Distance (km) 2.45 km
    Relative Speed (km/s) 4.721 km/s
    Conjunction Risk Parameters R (Radial): 0.326 | I (In-track): 2.31 | C (Cross-track): -0.747
    Collision Risk Index (CRI) 0.34
    X Position (km) 1426.217 1428.577
    Position Y (km) -4075.805 -4075.199
    Position Z (km) -5312.431 -5312.682
    Velocity X (km/s) 7.448 6.236
    Velocity Y (km/s) 0.668 4.126
    Velocity Z (km/s) 1.488 -1.489

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3639 STARLINK-31063
    Semimajor Axis (a) 6840.917 km 6840.885 km
    Eccentricity (e) 0.000127 0.000111
    Inclination (i) 53.1595° 53.1621°
    RAAN 9.4259° 54.7611°
    Perigee Argument 84.2605° 86.9875°
    Mean Anomaly (M) 113.5789° 273.1255°
    Apogee 463.648 km 463.504 km
    Perigee 461.912 km 461.992 km
    Orbit Epoch 2026-10-27T00:00:02+0000 2026-10-27T00:49:30+0000

    STARLINK-3639 & STARLINK-31063 Collision Probability (Pc) Trend

    STARLINK-3639 & STARLINK-31063 Collision Probability (Pc) TrendNot Available

    STARLINK-3639 & STARLINK-31063 Miss Distance (Miss Distance) Trend

    STARLINK-3639 & STARLINK-31063 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3639Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31063Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3639Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31063Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3639

    No nearby objects data