Exposure
- ID
- GRAVI.2022-05-20T07:17:44.974_2
- Header ID
- GRAVI.2022-05-20T07:17:44.974
- Date updated
- 2022-05-20 07:30:42 UTC+0000
- Release date
- 2023-05-20 07:30:42 UTC+0000
- UTC Start
- 2022-05-20 07:17:44.974
- UTC End
- 2022-05-20 07:23:04.974
- MJD Start
- 59719.30399275
- MJD End
- 59719.3076964537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0055935
- Ambient temperature (°C)
- 12.69
- Seeing (arcsec)
- 0.425
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 | 55.9890 | 55.8970 | 30.2000 | 30.7000 |
U1-U3 | 101.2400 | 101.0280 | 36.6000 | 37.1000 |
U1-U4 | 128.1970 | 127.7220 | 64.9900 | 65.5830 |
U2-U3 | 46.0210 | 45.9000 | 44.4000 | 44.9000 |
U2-U4 | 88.1980 | 87.8570 | 86.2200 | 86.8970 |
U3-U4 | 62.0540 | 61.9020 | 115.8820 | 116.6410 |
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 | 59719.30399275 |
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 | 55.989 |
HIERARCH ESO ISS PBL12 END | 55.897 |
HIERARCH ESO ISS PBLA12 START | 30.2 |
HIERARCH ESO ISS PBLA12 END | 30.7 |
HIERARCH ESO ISS PBL13 START | 101.24 |
HIERARCH ESO ISS PBL13 END | 101.028 |
HIERARCH ESO ISS PBLA13 START | 36.6 |
HIERARCH ESO ISS PBLA13 END | 37.1 |
HIERARCH ESO ISS PBL14 START | 128.197 |
HIERARCH ESO ISS PBL14 END | 127.722 |
HIERARCH ESO ISS PBLA14 START | 64.99 |
HIERARCH ESO ISS PBLA14 END | 65.583 |
HIERARCH ESO ISS PBL23 START | 46.021 |
HIERARCH ESO ISS PBL23 END | 45.9 |
HIERARCH ESO ISS PBLA23 START | 44.4 |
HIERARCH ESO ISS PBLA23 END | 44.9 |
HIERARCH ESO ISS PBL24 START | 88.198 |
HIERARCH ESO ISS PBL24 END | 87.857 |
HIERARCH ESO ISS PBLA24 START | 86.22 |
HIERARCH ESO ISS PBLA24 END | 86.897 |
HIERARCH ESO ISS PBL34 START | 62.054 |
HIERARCH ESO ISS PBL34 END | 61.902 |
HIERARCH ESO ISS PBLA34 START | 115.882 |
HIERARCH ESO ISS PBLA34 END | 116.641 |
HIERARCH ESO ISS AMBI TAU0 START | 0.003928 |
HIERARCH ESO ISS AMBI TAU0 END | 0.007259 |
HIERARCH ESO ISS AMBI TEMP | 12.69 |
HIERARCH ESO ISS AMBI FWHM START | 0.49 |
HIERARCH ESO ISS AMBI FWHM END | 0.36 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5299 |