Exposure
- ID
- GRAVI.2021-05-24T04:44:53.475_2
- Header ID
- GRAVI.2021-05-24T04:44:53.475
- Date updated
- 2021-05-24 05:00:36 UTC+0000
- Release date
- 2022-05-24 05:00:36 UTC+0000
- UTC Start
- 2021-05-24 04:44:53.475
- UTC End
- 2021-05-24 04:50:13.475
- MJD Start
- 59358.19784115
- MJD End
- 59358.2015448537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006094
- Ambient temperature (°C)
- 12.76
- Seeing (arcsec)
- 0.38
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 | 56.4620 | 56.4800 | 14.5000 | 15.2000 |
U1-U3 | 101.9330 | 102.0080 | 20.4000 | 21.2000 |
U1-U4 | 125.8990 | 126.4230 | 47.3630 | 48.2760 |
U2-U3 | 46.1430 | 46.2100 | 27.6000 | 28.5000 |
U2-U4 | 84.2820 | 84.8770 | 68.7100 | 69.5610 |
U3-U4 | 58.0430 | 58.5280 | 100.2000 | 100.8090 |
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 | 59358.19784115 |
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 | 56.462 |
HIERARCH ESO ISS PBL12 END | 56.48 |
HIERARCH ESO ISS PBLA12 START | 14.5 |
HIERARCH ESO ISS PBLA12 END | 15.2 |
HIERARCH ESO ISS PBL13 START | 101.933 |
HIERARCH ESO ISS PBL13 END | 102.008 |
HIERARCH ESO ISS PBLA13 START | 20.4 |
HIERARCH ESO ISS PBLA13 END | 21.2 |
HIERARCH ESO ISS PBL14 START | 125.899 |
HIERARCH ESO ISS PBL14 END | 126.423 |
HIERARCH ESO ISS PBLA14 START | 47.363 |
HIERARCH ESO ISS PBLA14 END | 48.276 |
HIERARCH ESO ISS PBL23 START | 46.143 |
HIERARCH ESO ISS PBL23 END | 46.21 |
HIERARCH ESO ISS PBLA23 START | 27.6 |
HIERARCH ESO ISS PBLA23 END | 28.5 |
HIERARCH ESO ISS PBL24 START | 84.282 |
HIERARCH ESO ISS PBL24 END | 84.877 |
HIERARCH ESO ISS PBLA24 START | 68.71 |
HIERARCH ESO ISS PBLA24 END | 69.561 |
HIERARCH ESO ISS PBL34 START | 58.043 |
HIERARCH ESO ISS PBL34 END | 58.528 |
HIERARCH ESO ISS PBLA34 START | 100.2 |
HIERARCH ESO ISS PBLA34 END | 100.809 |
HIERARCH ESO ISS AMBI TAU0 START | 0.006852 |
HIERARCH ESO ISS AMBI TAU0 END | 0.005336 |
HIERARCH ESO ISS AMBI TEMP | 12.76 |
HIERARCH ESO ISS AMBI FWHM START | 0.36 |
HIERARCH ESO ISS AMBI FWHM END | 0.4 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |