Exposure
- ID
- GRAVI.2022-05-20T09:02:54.239_2
- Header ID
- GRAVI.2022-05-20T09:02:54.239
- Date updated
- 2022-05-20 09:20:49 UTC+0000
- Release date
- 2023-05-20 09:20:49 UTC+0000
- UTC Start
- 2022-05-20 09:02:54.239
- UTC End
- 2022-05-20 09:08:14.239
- MJD Start
- 59719.37701665
- MJD End
- 59719.3807203537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0064625
- Ambient temperature (°C)
- 11.98
- Seeing (arcsec)
- 0.365
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 | 52.7340 | 52.4530 | 38.1000 | 38.4000 |
U1-U3 | 93.7100 | 93.0680 | 44.4000 | 44.7000 |
U1-U4 | 110.7480 | 109.2830 | 74.8940 | 75.3840 |
U2-U3 | 41.6870 | 41.3200 | 52.3000 | 52.6000 |
U2-U4 | 75.4360 | 74.3890 | 99.6340 | 100.4680 |
U3-U4 | 56.2820 | 55.8440 | 132.6430 | 133.7540 |
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 | 59719.37701665 |
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 | 342.0 |
HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
HIERARCH ESO DET2 NDIT | 32 |
HIERARCH ESO ISS PBL12 START | 52.734 |
HIERARCH ESO ISS PBL12 END | 52.453 |
HIERARCH ESO ISS PBLA12 START | 38.1 |
HIERARCH ESO ISS PBLA12 END | 38.4 |
HIERARCH ESO ISS PBL13 START | 93.71 |
HIERARCH ESO ISS PBL13 END | 93.068 |
HIERARCH ESO ISS PBLA13 START | 44.4 |
HIERARCH ESO ISS PBLA13 END | 44.7 |
HIERARCH ESO ISS PBL14 START | 110.748 |
HIERARCH ESO ISS PBL14 END | 109.283 |
HIERARCH ESO ISS PBLA14 START | 74.894 |
HIERARCH ESO ISS PBLA14 END | 75.384 |
HIERARCH ESO ISS PBL23 START | 41.687 |
HIERARCH ESO ISS PBL23 END | 41.32 |
HIERARCH ESO ISS PBLA23 START | 52.3 |
HIERARCH ESO ISS PBLA23 END | 52.6 |
HIERARCH ESO ISS PBL24 START | 75.436 |
HIERARCH ESO ISS PBL24 END | 74.389 |
HIERARCH ESO ISS PBLA24 START | 99.634 |
HIERARCH ESO ISS PBLA24 END | 100.468 |
HIERARCH ESO ISS PBL34 START | 56.282 |
HIERARCH ESO ISS PBL34 END | 55.844 |
HIERARCH ESO ISS PBLA34 START | 132.643 |
HIERARCH ESO ISS PBLA34 END | 133.754 |
HIERARCH ESO ISS AMBI TAU0 START | 0.00669 |
HIERARCH ESO ISS AMBI TAU0 END | 0.006235 |
HIERARCH ESO ISS AMBI TEMP | 11.98 |
HIERARCH ESO ISS AMBI FWHM START | 0.38 |
HIERARCH ESO ISS AMBI FWHM END | 0.35 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5299 |