Exposure
- ID
- GRAVI.2022-03-20T07:52:10.356_2
- Header ID
- GRAVI.2022-03-20T07:52:10.356
- Date updated
- 2022-03-20 08:10:52 UTC+0000
- Release date
- 2023-03-20 08:10:52 UTC+0000
- UTC Start
- 2022-03-20 07:52:10.356
- UTC End
- 2022-03-20 07:57:30.356
- MJD Start
- 59658.32789764
- MJD End
- 59658.3316013437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0045955
- Ambient temperature (°C)
- 14.26
- Seeing (arcsec)
- 0.855
Observation
- ID
- 49978
- Category
- science
- Program ID
- 108.2248.001
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ OTT/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ HABIBI/ PERRIN/ HORROBIN/ PAUMARD/ LACOUR/ HEIßEL/ VINCENT
Target
- ID
- 37345
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076475
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 | 56.2580 | 56.2700 | 4.8000 | 5.6000 |
U1-U3 | 100.9820 | 101.0500 | 9.9000 | 10.8000 |
U1-U4 | 118.2180 | 118.9010 | 34.7590 | 35.9210 |
U2-U3 | 45.2370 | 45.3090 | 16.4000 | 17.4000 |
U2-U4 | 74.9720 | 75.8600 | 56.7940 | 57.9230 |
U3-U4 | 50.0430 | 50.8490 | 92.6930 | 93.3420 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 108.2248.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59658.32789764 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416769 |
DEC | -29.00713 |
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 | 56.258 |
HIERARCH ESO ISS PBL12 END | 56.27 |
HIERARCH ESO ISS PBLA12 START | 4.8 |
HIERARCH ESO ISS PBLA12 END | 5.6 |
HIERARCH ESO ISS PBL13 START | 100.982 |
HIERARCH ESO ISS PBL13 END | 101.05 |
HIERARCH ESO ISS PBLA13 START | 9.9 |
HIERARCH ESO ISS PBLA13 END | 10.8 |
HIERARCH ESO ISS PBL14 START | 118.218 |
HIERARCH ESO ISS PBL14 END | 118.901 |
HIERARCH ESO ISS PBLA14 START | 34.759 |
HIERARCH ESO ISS PBLA14 END | 35.921 |
HIERARCH ESO ISS PBL23 START | 45.237 |
HIERARCH ESO ISS PBL23 END | 45.309 |
HIERARCH ESO ISS PBLA23 START | 16.4 |
HIERARCH ESO ISS PBLA23 END | 17.4 |
HIERARCH ESO ISS PBL24 START | 74.972 |
HIERARCH ESO ISS PBL24 END | 75.86 |
HIERARCH ESO ISS PBLA24 START | 56.794 |
HIERARCH ESO ISS PBLA24 END | 57.923 |
HIERARCH ESO ISS PBL34 START | 50.043 |
HIERARCH ESO ISS PBL34 END | 50.849 |
HIERARCH ESO ISS PBLA34 START | 92.693 |
HIERARCH ESO ISS PBLA34 END | 93.342 |
HIERARCH ESO ISS AMBI TAU0 START | 0.005057 |
HIERARCH ESO ISS AMBI TAU0 END | 0.004134 |
HIERARCH ESO ISS AMBI TEMP | 14.26 |
HIERARCH ESO ISS AMBI FWHM START | 0.69 |
HIERARCH ESO ISS AMBI FWHM END | 1.02 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5310 |