Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.081259E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T00:20:53+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 62951
    NORAD ID 62951
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1647 STARLINK-32875
    Time of Closest Approach 2026-10-21T02:01:03+0000
    Collision Probability (Pc) 2.081259E-6
    Conjunction Distance (km) 2.043 km
    Relative Speed (km/s) 9.697 km/s
    Conjunction Risk Parameters R (Radial): -1.831 | I (In-track): -0.697 | C (Cross-track): -0.576
    Collision Risk Index (CRI) 0.41
    X Position (km) 4012.347 4012.829
    Position Y (km) 3465.635 3467.248
    Position Z (km) 4309.756 4310.914
    Velocity X (km/s) -6.178 -1.542
    Velocity Y (km/s) 2.466 6.471
    Velocity Z (km/s) 3.759 -3.758

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1647 STARLINK-32875
    Semimajor Axis (a) 6838.303 km 6840.860 km
    Eccentricity (e) 0.000098 0.000189
    Inclination (i) 53.1598° 53.1556°
    RAAN 7.1754° 263.6701°
    Perigee Argument 79.1576° 102.0979°
    Mean Anomaly (M) 40.6341° 258.0236°
    Apogee 460.839 km 464.020 km
    Perigee 459.493 km 461.426 km
    Orbit Epoch 2026-10-20T06:00:02+0000 2026-10-19T22:53:16+0000

    STARLINK-1647 & STARLINK-32875 Collision Probability (Pc) Trend

    STARLINK-1647 & STARLINK-32875 Collision Probability (Pc) TrendNot Available

    STARLINK-1647 & STARLINK-32875 Miss Distance (Miss Distance) Trend

    STARLINK-1647 & STARLINK-32875 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1647Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32875Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1647Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32875Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1647

    No nearby objects data