Exposure
- ID
- GRAVI.2021-05-23T04:54:48.215_2
- Header ID
- GRAVI.2021-05-23T04:54:48.215
- Date updated
- 2021-05-23 05:10:17 UTC+0000
- Release date
- 2022-05-23 05:10:17 UTC+0000
- UTC Start
- 2021-05-23 04:54:48.215
- UTC End
- 2021-05-23 05:00:08.215
- MJD Start
- 59357.20472471
- MJD End
- 59357.2084284137
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007344
- Ambient temperature (°C)
- 11.75
- Seeing (arcsec)
- 0.295
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 | 56.4800 | 56.4970 | 15.3000 | 16.0000 |
U1-U3 | 102.0120 | 102.0830 | 21.2000 | 22.0000 |
U1-U4 | 126.4450 | 126.9400 | 48.3150 | 49.2090 |
U2-U3 | 46.2130 | 46.2780 | 28.5000 | 29.4000 |
U2-U4 | 84.9020 | 85.4630 | 69.5980 | 70.4320 |
U3-U4 | 58.5480 | 59.0030 | 100.8360 | 101.4450 |
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 | 59357.20472471 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416924 |
DEC | -29.00736 |
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 | 56.48 |
HIERARCH ESO ISS PBL12 END | 56.497 |
HIERARCH ESO ISS PBLA12 START | 15.3 |
HIERARCH ESO ISS PBLA12 END | 16.0 |
HIERARCH ESO ISS PBL13 START | 102.012 |
HIERARCH ESO ISS PBL13 END | 102.083 |
HIERARCH ESO ISS PBLA13 START | 21.2 |
HIERARCH ESO ISS PBLA13 END | 22.0 |
HIERARCH ESO ISS PBL14 START | 126.445 |
HIERARCH ESO ISS PBL14 END | 126.94 |
HIERARCH ESO ISS PBLA14 START | 48.315 |
HIERARCH ESO ISS PBLA14 END | 49.209 |
HIERARCH ESO ISS PBL23 START | 46.213 |
HIERARCH ESO ISS PBL23 END | 46.278 |
HIERARCH ESO ISS PBLA23 START | 28.5 |
HIERARCH ESO ISS PBLA23 END | 29.4 |
HIERARCH ESO ISS PBL24 START | 84.902 |
HIERARCH ESO ISS PBL24 END | 85.463 |
HIERARCH ESO ISS PBLA24 START | 69.598 |
HIERARCH ESO ISS PBLA24 END | 70.432 |
HIERARCH ESO ISS PBL34 START | 58.548 |
HIERARCH ESO ISS PBL34 END | 59.003 |
HIERARCH ESO ISS PBLA34 START | 100.836 |
HIERARCH ESO ISS PBLA34 END | 101.445 |
HIERARCH ESO ISS AMBI TAU0 START | 0.007259 |
HIERARCH ESO ISS AMBI TAU0 END | 0.007429 |
HIERARCH ESO ISS AMBI TEMP | 11.75 |
HIERARCH ESO ISS AMBI FWHM START | 0.29 |
HIERARCH ESO ISS AMBI FWHM END | 0.3 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |