Exposure
- ID
- GRAVI.2021-05-23T05:08:48.250_2
- Header ID
- GRAVI.2021-05-23T05:08:48.250
- Date updated
- 2021-05-23 05:25:32 UTC+0000
- Release date
- 2022-05-23 05:25:32 UTC+0000
- UTC Start
- 2021-05-23 05:08:48.250
- UTC End
- 2021-05-23 05:14:08.250
- MJD Start
- 59357.21444734
- MJD End
- 59357.2181510437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006659
- Ambient temperature (°C)
- 11.59
- Seeing (arcsec)
- 0.31
Observation
- ID
- 47451
- Category
- science
- Program ID
- 105.20B2.002
- 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
- 35588
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076491944444
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 | 56.5190 | 56.5320 | 17.1000 | 17.8000 |
U1-U3 | 102.1790 | 102.2390 | 23.2000 | 23.9000 |
U1-U4 | 127.6060 | 128.0290 | 50.4710 | 51.3230 |
U2-U3 | 46.3640 | 46.4180 | 30.6000 | 31.4000 |
U2-U4 | 86.2150 | 86.6920 | 71.6140 | 72.4140 |
U3-U4 | 59.6130 | 59.9990 | 102.3310 | 102.9450 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 105.20B2.002 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59357.21444734 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416924 |
DEC | -29.00736 |
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 | 342.0 |
HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
HIERARCH ESO DET2 NDIT | 32 |
HIERARCH ESO ISS PBL12 START | 56.519 |
HIERARCH ESO ISS PBL12 END | 56.532 |
HIERARCH ESO ISS PBLA12 START | 17.1 |
HIERARCH ESO ISS PBLA12 END | 17.8 |
HIERARCH ESO ISS PBL13 START | 102.179 |
HIERARCH ESO ISS PBL13 END | 102.239 |
HIERARCH ESO ISS PBLA13 START | 23.2 |
HIERARCH ESO ISS PBLA13 END | 23.9 |
HIERARCH ESO ISS PBL14 START | 127.606 |
HIERARCH ESO ISS PBL14 END | 128.029 |
HIERARCH ESO ISS PBLA14 START | 50.471 |
HIERARCH ESO ISS PBLA14 END | 51.323 |
HIERARCH ESO ISS PBL23 START | 46.364 |
HIERARCH ESO ISS PBL23 END | 46.418 |
HIERARCH ESO ISS PBLA23 START | 30.6 |
HIERARCH ESO ISS PBLA23 END | 31.4 |
HIERARCH ESO ISS PBL24 START | 86.215 |
HIERARCH ESO ISS PBL24 END | 86.692 |
HIERARCH ESO ISS PBLA24 START | 71.614 |
HIERARCH ESO ISS PBLA24 END | 72.414 |
HIERARCH ESO ISS PBL34 START | 59.613 |
HIERARCH ESO ISS PBL34 END | 59.999 |
HIERARCH ESO ISS PBLA34 START | 102.331 |
HIERARCH ESO ISS PBLA34 END | 102.945 |
HIERARCH ESO ISS AMBI TAU0 START | 0.006381 |
HIERARCH ESO ISS AMBI TAU0 END | 0.006937 |
HIERARCH ESO ISS AMBI TEMP | 11.59 |
HIERARCH ESO ISS AMBI FWHM START | 0.31 |
HIERARCH ESO ISS AMBI FWHM END | 0.31 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |