Exposure
- ID
- GRAVI.2021-06-20T05:36:06.867_2
- Header ID
- GRAVI.2021-06-20T05:36:06.867
- Date updated
- 2021-06-20 05:50:28 UTC+0000
- Release date
- 2021-06-20 05:36:06 UTC+0000
- UTC Start
- 2021-06-20 05:36:06.867
- UTC End
- 2021-06-20 05:39:18.867
- MJD Start
- 59385.23341281
- MJD End
- 59385.2356350322
- Exposure time (s)
- 192.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001949
- Ambient temperature (°C)
- 9.71
- Seeing (arcsec)
- 1.74
Observation
- ID
- 47540
- Category
- calibrator
- Program ID
- 105.20B2.003
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ PERRIN/ STRAUBMEIER/ ROUSSELET-PERRAUT/ GARCIA/ BRANDNER/ GENZEL/ ECKART/ PAUMARD/ CL'ENET/ GAO/ HABIBI/ HORROBIN/ KERVELLA/ OTT/ WIDMANN/ VON FELLENBERG/ HENNING/ PFUHL/ WAISBERG/ DEXTER/ DE ZEEUW/ AMORIM
Target
- ID
- 35653
- Name
- WDSJ19329-4647
- RA
- 293.220216666667
- DEC
- -46.7771872222222
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 54.2320 | 54.1640 | 21.8000 | 22.3000 |
U1-U3 | 99.1720 | 99.0360 | 28.1000 | 28.6000 |
U1-U4 | 129.8770 | 129.7870 | 54.5130 | 55.1610 |
U2-U3 | 45.6450 | 45.5820 | 35.5000 | 36.1000 |
U2-U4 | 89.1730 | 89.2400 | 73.6810 | 74.3690 |
U3-U4 | 60.2960 | 60.4700 | 101.5780 | 102.2180 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 105.20B2.003 |
HIERARCH ESO DPR CATG | CALIB |
HIERARCH ESO DPR TYPE | STD,DUAL |
MJD-OBS | 59385.23341281 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | HD 183671 |
HIERARCH ESO INS SOBJ NAME | WDSJ19329-4647 |
RA | 293.224019 |
DEC | -46.77805 |
HIERARCH ESO INS SPEC RES | LOW |
HIERARCH ESO INS POLA MODE | SPLIT |
HIERARCH ESO ISS CONF NTEL | 4 |
HIERARCH ESO ISS CONF STATION1 | U1 |
HIERARCH ESO ISS CONF STATION2 | U2 |
HIERARCH ESO ISS CONF STATION3 | U3 |
HIERARCH ESO ISS CONF STATION4 | U4 |
EXPTIME | 222.0 |
HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
HIERARCH ESO DET2 NDIT | 64 |
HIERARCH ESO ISS PBL12 START | 54.232 |
HIERARCH ESO ISS PBL12 END | 54.164 |
HIERARCH ESO ISS PBLA12 START | 21.8 |
HIERARCH ESO ISS PBLA12 END | 22.3 |
HIERARCH ESO ISS PBL13 START | 99.172 |
HIERARCH ESO ISS PBL13 END | 99.036 |
HIERARCH ESO ISS PBLA13 START | 28.1 |
HIERARCH ESO ISS PBLA13 END | 28.6 |
HIERARCH ESO ISS PBL14 START | 129.877 |
HIERARCH ESO ISS PBL14 END | 129.787 |
HIERARCH ESO ISS PBLA14 START | 54.513 |
HIERARCH ESO ISS PBLA14 END | 55.161 |
HIERARCH ESO ISS PBL23 START | 45.645 |
HIERARCH ESO ISS PBL23 END | 45.582 |
HIERARCH ESO ISS PBLA23 START | 35.5 |
HIERARCH ESO ISS PBLA23 END | 36.1 |
HIERARCH ESO ISS PBL24 START | 89.173 |
HIERARCH ESO ISS PBL24 END | 89.24 |
HIERARCH ESO ISS PBLA24 START | 73.681 |
HIERARCH ESO ISS PBLA24 END | 74.369 |
HIERARCH ESO ISS PBL34 START | 60.296 |
HIERARCH ESO ISS PBL34 END | 60.47 |
HIERARCH ESO ISS PBLA34 START | 101.578 |
HIERARCH ESO ISS PBLA34 END | 102.218 |
HIERARCH ESO ISS AMBI TAU0 START | 0.001949 |
HIERARCH ESO ISS AMBI TAU0 END | 0.001949 |
HIERARCH ESO ISS AMBI TEMP | 9.71 |
HIERARCH ESO ISS AMBI FWHM START | 1.74 |
HIERARCH ESO ISS AMBI FWHM END | 1.74 |
HIERARCH ESO FT ROBJ NAME | WDSJ19329-4647 |
HIERARCH ESO FT ROBJ ALPHA | 193252.852 |
HIERARCH ESO FT ROBJ DELTA | -464637.874 |