Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.033772E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-27T08:28:41+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 48464
    NORAD ID 48464
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 52544
    NORAD ID 52544
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2686 STARLINK-3944
    Time of Closest Approach 2026-08-27T21:19:32+0000
    Collision Probability (Pc) 1.033772E-6
    Conjunction Distance (km) 2.087 km
    Relative Speed (km/s) 3.213 km/s
    Conjunction Risk Parameters R (Radial): 1.836 | I (In-track): -0.97 | C (Cross-track): 0.214
    Collision Risk Index (CRI) 0.35
    X Position (km) 4151.676 4150.402
    Position Y (km) 674.639 675.439
    Position Z (km) -5412.231 -5410.784
    Velocity X (km/s) -2.446 0.057
    Velocity Y (km/s) 7.148 7.556
    Velocity Z (km/s) -0.986 0.987

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2686 STARLINK-3944
    Semimajor Axis (a) 6848.886 km 6857.379 km
    Eccentricity (e) 0.000121 0.000072
    Inclination (i) 53.1598° 53.1615°
    RAAN 123.5313° 90.0274°
    Perigee Argument 90.3872° 134.5006°
    Mean Anomaly (M) 269.7268° 149.4407°
    Apogee 471.578 km 479.733 km
    Perigee 469.920 km 478.751 km
    Orbit Epoch 2026-08-25T22:46:41+0000 2026-08-26T14:00:02+0000

    STARLINK-2686 & STARLINK-3944 Collision Probability (Pc) Trend

    STARLINK-2686 & STARLINK-3944 Collision Probability (Pc) TrendNot Available

    STARLINK-2686 & STARLINK-3944 Miss Distance (Miss Distance) Trend

    STARLINK-2686 & STARLINK-3944 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2686Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3944Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2686Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3944Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2686

    No nearby objects data