EU Hya

RA: 08h 42m 03.57s, DE: -06° 43' 49.40" (130.5148750000, -6.7303888882)

2/22/2014, 9:54 PM - 2/23/2014, 12:15 AM (UTC)

Data:
  • Observer: Martin Lehky
  • Created: 4/25/2014 12:55:07 PM
  • Station: Hradec Králové, CZ (MPC 048)
  • Instrument: 0.40-m f/5 + CCD G2-1600 + BVRI
  • Photometric band: B
  • Time standard: Gjd
  • Brightness in: Mag
Note:
# NAME EU Hya
# VAR 08:42:03.57 -06:43:49.4 2434126.335 0.7782085 10.1-10.8p EA/DW (VSX 20110308)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2)
# FLT BVRI
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 22/23 II 2014; B_39_90s (31/15); V_39_60s (39/19); R_39_30s (37/16); I_39_30s (37/18); 2.3h; minimum P
# NOTE FLT B 2456711.46207 +/- 0.00041; 20140222 23:05:23 (UT) GEO
# NOTE FLT V 2456711.46201 +/- 0.00031; 20140222 23:05:18 (UT) GEO
# NOTE FLT R 2456711.46360 +/- 0.00046; 20140222 23:07:35 (UT) GEO
# NOTE FLT I 2456711.46245 +/- 0.00038; 20140222 23:05:56 (UT) GEO
# NOTE FLT BVRI average 2456711.46253 +/- 0.00046; 20140222 23:06:03 (UT) GEO
# COND clear weather
Determined minima
  • P: 2456711.46052 (2/22/2014, 23:03)
    HJDmin: 2456711.46560
    Heliocentric correction: 0.00508
    Note: 
    # NAME EU Hya
# VAR 08:42:03.57 -06:43:49.4 2434126.335 0.7782085 10.1-10.8p EA/DW (VSX 20110308)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2)
# FLT BVRI
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 22/23 II 2014; B_39_90s (31/15); V_39_60s (39/19); R_39_30s (37/16); I_39_30s (37/18); 2.3h; minimum P
# NOTE FLT B 2456711.46207 +/- 0.00041; 20140222 23:05:23 (UT) GEO
# NOTE FLT V 2456711.46201 +/- 0.00031; 20140222 23:05:18 (UT) GEO
# NOTE FLT R 2456711.46360 +/- 0.00046; 20140222 23:07:35 (UT) GEO
# NOTE FLT I 2456711.46245 +/- 0.00038; 20140222 23:05:56 (UT) GEO
# NOTE FLT BVRI average 2456711.46253 +/- 0.00046; 20140222 23:06:03 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2456711.46052
Error (1 sigma): +0.00085/-0.00047 (Bootstrapping), +0.00137/-0.00104 (Prayer bead), +0.00035/-0.00035 (LSM)
Error (95% CI):  +0.00209/-0.00085 (Bootstrapping), +0.00270/-0.00142 (Prayer bead)
LSM: chi^2 = 31.0, n_freedom = 26
  • P: 2456711.46013 (2/22/2014, 23:02)
    HJDmin: 2456711.46521
    Heliocentric correction: 0.00508
    Note: 
    # NAME EU Hya
# VAR 08:42:03.57 -06:43:49.4 2434126.335 0.7782085 10.1-10.8p EA/DW (VSX 20110308)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2)
# FLT BVRI
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 22/23 II 2014; B_39_90s (31/15); V_39_60s (39/19); R_39_30s (37/16); I_39_30s (37/18); 2.3h; minimum P
# NOTE FLT B 2456711.46207 +/- 0.00041; 20140222 23:05:23 (UT) GEO
# NOTE FLT V 2456711.46201 +/- 0.00031; 20140222 23:05:18 (UT) GEO
# NOTE FLT R 2456711.46360 +/- 0.00046; 20140222 23:07:35 (UT) GEO
# NOTE FLT I 2456711.46245 +/- 0.00038; 20140222 23:05:56 (UT) GEO
# NOTE FLT BVRI average 2456711.46253 +/- 0.00046; 20140222 23:06:03 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2456711.46013
Error (1 sigma): +0.00032/-0.00020 (Bootstrapping), +0.00078/-0.00058 (Prayer bead), +0.00018/-0.00018 (LSM)
Error (95% CI):  +0.00068/-0.00045 (Bootstrapping), +0.00118/-0.00077 (Prayer bead)
LSM: chi^2 = 66.8, n_freedom = 34
  • P: 2456711.46112 (2/22/2014, 23:04)
    HJDmin: 2456711.46620
    Heliocentric correction: 0.00508
    Note: 
    # NAME EU Hya
# VAR 08:42:03.57 -06:43:49.4 2434126.335 0.7782085 10.1-10.8p EA/DW (VSX 20110308)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2)
# FLT BVRI
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 22/23 II 2014; B_39_90s (31/15); V_39_60s (39/19); R_39_30s (37/16); I_39_30s (37/18); 2.3h; minimum P
# NOTE FLT B 2456711.46207 +/- 0.00041; 20140222 23:05:23 (UT) GEO
# NOTE FLT V 2456711.46201 +/- 0.00031; 20140222 23:05:18 (UT) GEO
# NOTE FLT R 2456711.46360 +/- 0.00046; 20140222 23:07:35 (UT) GEO
# NOTE FLT I 2456711.46245 +/- 0.00038; 20140222 23:05:56 (UT) GEO
# NOTE FLT BVRI average 2456711.46253 +/- 0.00046; 20140222 23:06:03 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2456711.46112
Error (1 sigma): +0.00035/-0.00027 (Bootstrapping), +0.00116/-0.00140 (Prayer bead), +0.00017/-0.00017 (LSM)
Error (95% CI):  +0.00065/-0.00054 (Bootstrapping), +0.00172/-0.00197 (Prayer bead)
LSM: chi^2 = 133.0, n_freedom = 32
  • P: 2456711.46020 (2/22/2014, 23:02)
    HJDmin: 2456711.46528
    Heliocentric correction: 0.00508
    Note: 
    # NAME EU Hya
# VAR 08:42:03.57 -06:43:49.4 2434126.335 0.7782085 10.1-10.8p EA/DW (VSX 20110308)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2)
# FLT BVRI
# RED CMunipack 1.1.26 + Peranso 2.50
# NOTE 22/23 II 2014; B_39_90s (31/15); V_39_60s (39/19); R_39_30s (37/16); I_39_30s (37/18); 2.3h; minimum P
# NOTE FLT B 2456711.46207 +/- 0.00041; 20140222 23:05:23 (UT) GEO
# NOTE FLT V 2456711.46201 +/- 0.00031; 20140222 23:05:18 (UT) GEO
# NOTE FLT R 2456711.46360 +/- 0.00046; 20140222 23:07:35 (UT) GEO
# NOTE FLT I 2456711.46245 +/- 0.00038; 20140222 23:05:56 (UT) GEO
# NOTE FLT BVRI average 2456711.46253 +/- 0.00046; 20140222 23:06:03 (UT) GEO
# COND clear weather

----- EBFit result: -----
Tmin = 2456711.46020
Error (1 sigma): +0.00058/-0.00043 (Bootstrapping), +0.00134/-0.00142 (Prayer bead), +0.00023/-0.00023 (LSM)
Error (95% CI):  +0.00117/-0.00084 (Bootstrapping), +0.00193/-0.00199 (Prayer bead)
LSM: chi^2 = 106.9, n_freedom = 32
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - EU Hya, JD 2456711.41302
Comments