Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1638+398 (independent mode)

Data - BVID - NED - MOJAVE - SIMBAD - PanSTARRS-1

Right ascension: 250.1234751386567°
Declination: 39.7794524000056°
No. sessions: 1953
No. delays: 150769
Defining: No
RMS(α cos δ) = 267.2131 mas
RMS(δ) = 167.0293 mas

Quarterly time series for 1638+398

Data

Right ascension: 250.1234698948802°
Declination: 39.7794523445595°
No. sessions: 1896
No. delays: 145476
Defining: No
RMS(α cos δ) = 0.1560 mas
RMS(δ) = 0.2024 mas