Exposure
- ID
- GRAVI.2021-05-31T07:18:23.162_2
- Header ID
- GRAVI.2021-05-31T07:18:23.162
- Date updated
- 2021-05-31 07:30:59 UTC+0000
- Release date
- 2022-05-31 07:30:59 UTC+0000
- UTC Start
- 2021-05-31 07:18:23.162
- UTC End
- 2021-05-31 07:23:43.162
- MJD Start
- 59365.30443475
- MJD End
- 59365.3081384537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0037925
- Ambient temperature (°C)
- 10.04
- Seeing (arcsec)
- 0.94
Observation
- ID
- 47463
- 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
- 35598
- Name
- IRS16C
- RA
- 266.417116666667
- 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 | 55.0220 | 54.8560 | 34.1000 | 34.5000 |
U1-U3 | 98.9950 | 98.6080 | 40.4000 | 40.9000 |
U1-U4 | 123.0000 | 122.0950 | 69.4640 | 70.0050 |
U2-U3 | 44.7270 | 44.5040 | 48.3000 | 48.7000 |
U2-U4 | 84.3780 | 83.7080 | 91.6420 | 92.3550 |
U3-U4 | 60.2790 | 59.9660 | 122.2740 | 123.1630 |
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 | 59365.30443475 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.4168 |
DEC | -29.00714 |
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 | 55.022 |
HIERARCH ESO ISS PBL12 END | 54.856 |
HIERARCH ESO ISS PBLA12 START | 34.1 |
HIERARCH ESO ISS PBLA12 END | 34.5 |
HIERARCH ESO ISS PBL13 START | 98.995 |
HIERARCH ESO ISS PBL13 END | 98.608 |
HIERARCH ESO ISS PBLA13 START | 40.4 |
HIERARCH ESO ISS PBLA13 END | 40.9 |
HIERARCH ESO ISS PBL14 START | 123.0 |
HIERARCH ESO ISS PBL14 END | 122.095 |
HIERARCH ESO ISS PBLA14 START | 69.464 |
HIERARCH ESO ISS PBLA14 END | 70.005 |
HIERARCH ESO ISS PBL23 START | 44.727 |
HIERARCH ESO ISS PBL23 END | 44.504 |
HIERARCH ESO ISS PBLA23 START | 48.3 |
HIERARCH ESO ISS PBLA23 END | 48.7 |
HIERARCH ESO ISS PBL24 START | 84.378 |
HIERARCH ESO ISS PBL24 END | 83.708 |
HIERARCH ESO ISS PBLA24 START | 91.642 |
HIERARCH ESO ISS PBLA24 END | 92.355 |
HIERARCH ESO ISS PBL34 START | 60.279 |
HIERARCH ESO ISS PBL34 END | 59.966 |
HIERARCH ESO ISS PBLA34 START | 122.274 |
HIERARCH ESO ISS PBLA34 END | 123.163 |
HIERARCH ESO ISS AMBI TAU0 START | 0.003859 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003726 |
HIERARCH ESO ISS AMBI TEMP | 10.04 |
HIERARCH ESO ISS AMBI FWHM START | 1.05 |
HIERARCH ESO ISS AMBI FWHM END | 0.83 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |