Exposure
- ID
- GRAVI.2021-05-24T05:04:32.525_2
- Header ID
- GRAVI.2021-05-24T05:04:32.525
- Date updated
- 2021-05-24 05:20:30 UTC+0000
- Release date
- 2022-05-24 05:20:30 UTC+0000
- UTC Start
- 2021-05-24 05:04:32.525
- UTC End
- 2021-05-24 05:09:52.525
- MJD Start
- 59358.21148756
- MJD End
- 59358.2151912637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0055885
- Ambient temperature (°C)
- 12.46
- Seeing (arcsec)
- 0.405
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 | 56.5180 | 56.5310 | 17.0000 | 17.8000 |
U1-U3 | 102.1750 | 102.2350 | 23.1000 | 23.9000 |
U1-U4 | 127.5800 | 128.0040 | 50.4180 | 51.2700 |
U2-U3 | 46.3600 | 46.4150 | 30.5000 | 31.3000 |
U2-U4 | 86.1850 | 86.6640 | 71.5640 | 72.3650 |
U3-U4 | 59.5880 | 59.9760 | 102.2920 | 102.9060 |
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 | 59358.21148756 |
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 | 56.518 |
HIERARCH ESO ISS PBL12 END | 56.531 |
HIERARCH ESO ISS PBLA12 START | 17.0 |
HIERARCH ESO ISS PBLA12 END | 17.8 |
HIERARCH ESO ISS PBL13 START | 102.175 |
HIERARCH ESO ISS PBL13 END | 102.235 |
HIERARCH ESO ISS PBLA13 START | 23.1 |
HIERARCH ESO ISS PBLA13 END | 23.9 |
HIERARCH ESO ISS PBL14 START | 127.58 |
HIERARCH ESO ISS PBL14 END | 128.004 |
HIERARCH ESO ISS PBLA14 START | 50.418 |
HIERARCH ESO ISS PBLA14 END | 51.27 |
HIERARCH ESO ISS PBL23 START | 46.36 |
HIERARCH ESO ISS PBL23 END | 46.415 |
HIERARCH ESO ISS PBLA23 START | 30.5 |
HIERARCH ESO ISS PBLA23 END | 31.3 |
HIERARCH ESO ISS PBL24 START | 86.185 |
HIERARCH ESO ISS PBL24 END | 86.664 |
HIERARCH ESO ISS PBLA24 START | 71.564 |
HIERARCH ESO ISS PBLA24 END | 72.365 |
HIERARCH ESO ISS PBL34 START | 59.588 |
HIERARCH ESO ISS PBL34 END | 59.976 |
HIERARCH ESO ISS PBLA34 START | 102.292 |
HIERARCH ESO ISS PBLA34 END | 102.906 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004958 |
HIERARCH ESO ISS AMBI TAU0 END | 0.006219 |
HIERARCH ESO ISS AMBI TEMP | 12.46 |
HIERARCH ESO ISS AMBI FWHM START | 0.39 |
HIERARCH ESO ISS AMBI FWHM END | 0.42 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |