V0404 Aur (Eclipsing binary)

RA: 05h 57m 13.48s, DE: +43° 28' 17.30" (89.3061666667, 43.4714722216)

11/9/2012, 18:14 - 11/9/2012, 21:21 (UTC)

Data:
  • Observer: Martin Lehky
  • Created: 11/11/2012, 20:43
  • Station: Hradec Králové, CZ (MPC 048)
  • Instrument: 0.40-m f/5 + CCD G2-1600 + BVRI
  • Photometric band: V
  • Time standard: Gjd
  • Brightness in: Mag
Note:
# NAME V 404 Aur
# VAR 05:57:13.48 +43:28:17.3 2452501.0340 0.7543176 12.2-12.9V EB (VSX 20101013)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 09/10 XI 2012; V_52_90s (47/24); R_52_60s (50/25); I_52_60s (48/23); minimum S
# NOTE FLT V 2456241.32282 +/- 0.00035; 20121109 19:44:52 (UT) GEO
# NOTE FLT R 2456241.32199 +/- 0.00100; 20121109 19:43:40 (UT) GEO
# NOTE FLT I 2456241.32283 +/- 0.00065; 20121109 19:44:53 (UT) GEO
# NOTE FLT VRI average 2456241.32254 +/- 0.00100; 20121109 19:44:27 (UT) GEO
# COND clear weather (cirrus)
Determined minima
  • S: 2456241.32150 (11/9/2012, 19:42)
    HJDmin: 2456241.32539 +/- 0.00180  
    Heliocentric correction: 0.00389
    Note: 
    # NAME V 404 Aur
# VAR 05:57:13.48 +43:28:17.3 2452501.0340 0.7543176 12.2-12.9V EB (VSX 20101013)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 09/10 XI 2012; V_52_90s (47/24); R_52_60s (50/25); I_52_60s (48/23); minimum S
# NOTE FLT V 2456241.32282 +/- 0.00035; 20121109 19:44:52 (UT) GEO
# NOTE FLT R 2456241.32199 +/- 0.00100; 20121109 19:43:40 (UT) GEO
# NOTE FLT I 2456241.32283 +/- 0.00065; 20121109 19:44:53 (UT) GEO
# NOTE FLT VRI average 2456241.32254 +/- 0.00100; 20121109 19:44:27 (UT) GEO
# COND clear weather (cirrus)

----- EBFit result: -----
Tmin = 2456241.32147
Error (1 sigma): +0.00186/-0.00173 (Bootstrapping), +0.00112/-0.00073 (Prayer bead), +0.00139/-0.00139 (LSM)
Error (95% CI):  +0.00345/-0.00319 (Bootstrapping), +0.00176/-0.00156 (Prayer bead)
LSM: chi^2 = 42.2, n_freedom = 41
  • S: 2456241.31910 (11/9/2012, 19:39)
    HJDmin: 2456241.32299 +/- 0.00160  
    Heliocentric correction: 0.00389
    Note: 
    # NAME V 404 Aur
# VAR 05:57:13.48 +43:28:17.3 2452501.0340 0.7543176 12.2-12.9V EB (VSX 20101013)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 09/10 XI 2012; V_52_90s (47/24); R_52_60s (50/25); I_52_60s (48/23); minimum S
# NOTE FLT V 2456241.32282 +/- 0.00035; 20121109 19:44:52 (UT) GEO
# NOTE FLT R 2456241.32199 +/- 0.00100; 20121109 19:43:40 (UT) GEO
# NOTE FLT I 2456241.32283 +/- 0.00065; 20121109 19:44:53 (UT) GEO
# NOTE FLT VRI average 2456241.32254 +/- 0.00100; 20121109 19:44:27 (UT) GEO
# COND clear weather (cirrus)

----- EBFit result: -----
Tmin = 2456241.31909
Error (1 sigma): +0.00146/-0.00165 (Bootstrapping), +0.00088/-0.00134 (Prayer bead), +0.00127/-0.00127 (LSM)
Error (95% CI):  +0.00315/-0.00302 (Bootstrapping), +0.00264/-0.00201 (Prayer bead)
LSM: chi^2 = 46.9, n_freedom = 45
  • S: 2456241.32340 (11/9/2012, 19:45)
    HJDmin: 2456241.32729 +/- 0.00190  
    Heliocentric correction: 0.00389
    Note: 
    # NAME V 404 Aur
# VAR 05:57:13.48 +43:28:17.3 2452501.0340 0.7543176 12.2-12.9V EB (VSX 20101013)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRI
# RED CMunipack 1.1.26 + AVE 2.51
# NOTE 09/10 XI 2012; V_52_90s (47/24); R_52_60s (50/25); I_52_60s (48/23); minimum S
# NOTE FLT V 2456241.32282 +/- 0.00035; 20121109 19:44:52 (UT) GEO
# NOTE FLT R 2456241.32199 +/- 0.00100; 20121109 19:43:40 (UT) GEO
# NOTE FLT I 2456241.32283 +/- 0.00065; 20121109 19:44:53 (UT) GEO
# NOTE FLT VRI average 2456241.32254 +/- 0.00100; 20121109 19:44:27 (UT) GEO
# COND clear weather (cirrus)

----- EBFit result: -----
Tmin = 2456241.32336
Error (1 sigma): +0.00243/-0.00128 (Bootstrapping), +0.00221/-0.00126 (Prayer bead), +0.00128/-0.00128 (LSM)
Error (95% CI):  +0.00528/-0.00264 (Bootstrapping), +0.00393/-0.00270 (Prayer bead)
LSM: chi^2 = 33.1, n_freedom = 41
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - V0404 Aur, JD 2456241.25992
Comments