Exposure
- ID
- GRAVI.2022-05-20T10:13:03.415_2
- Header ID
- GRAVI.2022-05-20T10:13:03.415
- Date updated
- 2022-05-20 10:21:01 UTC+0000
- Release date
- 2023-05-20 10:21:01 UTC+0000
- UTC Start
- 2022-05-20 10:13:03.415
- UTC End
- 2022-05-20 10:13:23.415
- MJD Start
- 59719.42573397
- MJD End
- 59719.4259654515
- Exposure time (s)
- 20.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006051
- Ambient temperature (°C)
- 11.96
- Seeing (arcsec)
- 0.48
Observation
- ID
- 50947
- Category
- science
- Program ID
- 109.22ZA.002
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ OTT/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ PERRIN/ PAUMARD/ HORROBIN/ VINCENT/ HEIßEL/ DRESCHER/ BOURDAROT/ STRAUB/ CAO
Target
- ID
- 37996
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076471944444
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 | 48.4760 | 48.4390 | 40.8000 | 40.9000 |
U1-U3 | 84.0680 | 83.9860 | 46.9000 | 46.9000 |
U1-U4 | 89.2090 | 89.0300 | 80.8210 | 80.8630 |
U2-U3 | 36.2180 | 36.1720 | 54.9000 | 55.0000 |
U2-U4 | 60.6610 | 60.5440 | 111.7020 | 111.8070 |
U3-U4 | 50.8270 | 50.7900 | 148.2830 | 148.4110 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 109.22ZA.002 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59719.42573397 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416858 |
DEC | -29.00723 |
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 | 34.0 |
HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
HIERARCH ESO DET2 NDIT | 2 |
HIERARCH ESO ISS PBL12 START | 48.476 |
HIERARCH ESO ISS PBL12 END | 48.439 |
HIERARCH ESO ISS PBLA12 START | 40.8 |
HIERARCH ESO ISS PBLA12 END | 40.9 |
HIERARCH ESO ISS PBL13 START | 84.068 |
HIERARCH ESO ISS PBL13 END | 83.986 |
HIERARCH ESO ISS PBLA13 START | 46.9 |
HIERARCH ESO ISS PBLA13 END | 46.9 |
HIERARCH ESO ISS PBL14 START | 89.209 |
HIERARCH ESO ISS PBL14 END | 89.03 |
HIERARCH ESO ISS PBLA14 START | 80.821 |
HIERARCH ESO ISS PBLA14 END | 80.863 |
HIERARCH ESO ISS PBL23 START | 36.218 |
HIERARCH ESO ISS PBL23 END | 36.172 |
HIERARCH ESO ISS PBLA23 START | 54.9 |
HIERARCH ESO ISS PBLA23 END | 55.0 |
HIERARCH ESO ISS PBL24 START | 60.661 |
HIERARCH ESO ISS PBL24 END | 60.544 |
HIERARCH ESO ISS PBLA24 START | 111.702 |
HIERARCH ESO ISS PBLA24 END | 111.807 |
HIERARCH ESO ISS PBL34 START | 50.827 |
HIERARCH ESO ISS PBL34 END | 50.79 |
HIERARCH ESO ISS PBLA34 START | 148.283 |
HIERARCH ESO ISS PBLA34 END | 148.411 |
HIERARCH ESO ISS AMBI TAU0 START | 0.006051 |
HIERARCH ESO ISS AMBI TAU0 END | 0.006051 |
HIERARCH ESO ISS AMBI TEMP | 11.96 |
HIERARCH ESO ISS AMBI FWHM START | 0.48 |
HIERARCH ESO ISS AMBI FWHM END | 0.48 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5299 |