Exposure
- ID
- GRAVI.2021-05-24T07:07:35.835_2
- Header ID
- GRAVI.2021-05-24T07:07:35.835
- Date updated
- 2021-05-24 07:25:38 UTC+0000
- Release date
- 2022-05-24 07:25:38 UTC+0000
- UTC Start
- 2021-05-24 07:07:35.835
- UTC End
- 2021-05-24 07:12:55.835
- MJD Start
- 59358.29694253
- MJD End
- 59358.3006462337
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004982
- Ambient temperature (°C)
- 11.91
- Seeing (arcsec)
- 0.52
Observation
- ID
- 47451
- 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
- 35588
- Name
- IRS16C
- RA
- 266.4171125
- 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 | 55.8820 | 55.7790 | 30.8000 | 31.3000 |
U1-U3 | 100.9930 | 100.7560 | 37.2000 | 37.7000 |
U1-U4 | 127.6430 | 127.1020 | 65.6740 | 66.2630 |
U2-U3 | 45.8800 | 45.7440 | 45.0000 | 45.5000 |
U2-U4 | 87.7990 | 87.4060 | 87.0030 | 87.6880 |
U3-U4 | 61.8760 | 61.6960 | 116.7610 | 117.5440 |
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 | 59358.29694253 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416898 |
DEC | -29.00719 |
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 | 55.882 |
HIERARCH ESO ISS PBL12 END | 55.779 |
HIERARCH ESO ISS PBLA12 START | 30.8 |
HIERARCH ESO ISS PBLA12 END | 31.3 |
HIERARCH ESO ISS PBL13 START | 100.993 |
HIERARCH ESO ISS PBL13 END | 100.756 |
HIERARCH ESO ISS PBLA13 START | 37.2 |
HIERARCH ESO ISS PBLA13 END | 37.7 |
HIERARCH ESO ISS PBL14 START | 127.643 |
HIERARCH ESO ISS PBL14 END | 127.102 |
HIERARCH ESO ISS PBLA14 START | 65.674 |
HIERARCH ESO ISS PBLA14 END | 66.263 |
HIERARCH ESO ISS PBL23 START | 45.88 |
HIERARCH ESO ISS PBL23 END | 45.744 |
HIERARCH ESO ISS PBLA23 START | 45.0 |
HIERARCH ESO ISS PBLA23 END | 45.5 |
HIERARCH ESO ISS PBL24 START | 87.799 |
HIERARCH ESO ISS PBL24 END | 87.406 |
HIERARCH ESO ISS PBLA24 START | 87.003 |
HIERARCH ESO ISS PBLA24 END | 87.688 |
HIERARCH ESO ISS PBL34 START | 61.876 |
HIERARCH ESO ISS PBL34 END | 61.696 |
HIERARCH ESO ISS PBLA34 START | 116.761 |
HIERARCH ESO ISS PBLA34 END | 117.544 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004994 |
HIERARCH ESO ISS AMBI TAU0 END | 0.00497 |
HIERARCH ESO ISS AMBI TEMP | 11.91 |
HIERARCH ESO ISS AMBI FWHM START | 0.55 |
HIERARCH ESO ISS AMBI FWHM END | 0.49 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |