Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.602959E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T05:25:21+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 47978
    NORAD ID 47978
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63038
    NORAD ID 63038
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1647 STARLINK-32812
    Time of Closest Approach 2026-10-18T02:17:31+0000
    Collision Probability (Pc) 4.602959E-6
    Conjunction Distance (km) 1.452 km
    Relative Speed (km/s) 7.258 km/s
    Conjunction Risk Parameters R (Radial): -0.393 | I (In-track): -1.231 | C (Cross-track): 0.66
    Collision Risk Index (CRI) 0.48
    X Position (km) 1526.981 1528.214
    Position Y (km) 4406.084 4405.377
    Position Z (km) 5006.049 5005.758
    Velocity X (km/s) -7.218 -5.476
    Velocity Y (km/s) -0.311 4.713
    Velocity Z (km/s) 2.469 -2.469

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1647 STARLINK-32812
    Semimajor Axis (a) 6848.795 km 6848.787 km
    Eccentricity (e) 0.000134 0.000157
    Inclination (i) 53.1614° 53.1623°
    RAAN 30.4173° 319.7462°
    Perigee Argument 80.5094° 76.0375°
    Mean Anomaly (M) 279.6059° 284.0800°
    Apogee 471.580 km 471.724 km
    Perigee 469.736 km 469.576 km
    Orbit Epoch 2026-10-15T06:40:08+0000 2026-10-14T19:30:09+0000

    STARLINK-1647 & STARLINK-32812 Collision Probability (Pc) Trend

    STARLINK-1647 & STARLINK-32812 Collision Probability (Pc) TrendNot Available

    STARLINK-1647 & STARLINK-32812 Miss Distance (Miss Distance) Trend

    STARLINK-1647 & STARLINK-32812 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1647Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32812Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1647Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32812Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1647

    No nearby objects data