Exposure
- ID
- GRAVI.2021-05-31T08:01:38.271_2
- Header ID
- GRAVI.2021-05-31T08:01:38.271
- Date updated
- 2021-05-31 08:17:39 UTC+0000
- Release date
- 2022-05-31 08:17:39 UTC+0000
- UTC Start
- 2021-05-31 08:01:38.271
- UTC End
- 2021-05-31 08:06:58.271
- MJD Start
- 59365.33447073
- MJD End
- 59365.3381744337
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002944
- Ambient temperature (°C)
- 10.22
- Seeing (arcsec)
- 0.795
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 | 53.5040 | 53.2570 | 37.1000 | 37.5000 |
U1-U3 | 95.4800 | 94.9120 | 43.4000 | 43.7000 |
U1-U4 | 114.8140 | 113.5030 | 73.4120 | 73.9120 |
U2-U3 | 42.7010 | 42.3750 | 51.3000 | 51.6000 |
U2-U4 | 78.3680 | 77.4180 | 97.2420 | 98.0290 |
U3-U4 | 57.5430 | 57.1280 | 129.4690 | 130.5090 |
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 | 59365.33447073 |
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 | 53.504 |
HIERARCH ESO ISS PBL12 END | 53.257 |
HIERARCH ESO ISS PBLA12 START | 37.1 |
HIERARCH ESO ISS PBLA12 END | 37.5 |
HIERARCH ESO ISS PBL13 START | 95.48 |
HIERARCH ESO ISS PBL13 END | 94.912 |
HIERARCH ESO ISS PBLA13 START | 43.4 |
HIERARCH ESO ISS PBLA13 END | 43.7 |
HIERARCH ESO ISS PBL14 START | 114.814 |
HIERARCH ESO ISS PBL14 END | 113.503 |
HIERARCH ESO ISS PBLA14 START | 73.412 |
HIERARCH ESO ISS PBLA14 END | 73.912 |
HIERARCH ESO ISS PBL23 START | 42.701 |
HIERARCH ESO ISS PBL23 END | 42.375 |
HIERARCH ESO ISS PBLA23 START | 51.3 |
HIERARCH ESO ISS PBLA23 END | 51.6 |
HIERARCH ESO ISS PBL24 START | 78.368 |
HIERARCH ESO ISS PBL24 END | 77.418 |
HIERARCH ESO ISS PBLA24 START | 97.242 |
HIERARCH ESO ISS PBLA24 END | 98.029 |
HIERARCH ESO ISS PBL34 START | 57.543 |
HIERARCH ESO ISS PBL34 END | 57.128 |
HIERARCH ESO ISS PBLA34 START | 129.469 |
HIERARCH ESO ISS PBLA34 END | 130.509 |
HIERARCH ESO ISS AMBI TAU0 START | 0.002664 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003224 |
HIERARCH ESO ISS AMBI TEMP | 10.22 |
HIERARCH ESO ISS AMBI FWHM START | 0.81 |
HIERARCH ESO ISS AMBI FWHM END | 0.78 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |