18228-1910 OCC 474 (HD 168879)

 
 
18h 22m 48.74s -19° 09' 52.6" P.A. -1.00 sep 0.2 mag 9.40,10.10 Sp G8III
 
 
Coord 2000 18228-1910 Discov num OCC 474 Comp Coord arcsec 2000 18 22 48.74 -19 09 52.6
Date first 1976 Date last 1976 Obs 0
Pa first -1 Pa last -1 P.A. Now (θ) -1
Sep first 0.2 Sep last 0.2 Sep. Now (ρ) 0.2"
Mag pri 9.40 Mag sec 10.10 delta mag (ΔM) 0.7 Spectral class G8III (yellow)
Pri motion ra +012 Sec motion ra
Pri motion dec -021 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 168879 Constellation Sagittarius SAO 161400 Tycho2 6273-01222-1
Gaia DR2 4096037574994447872 HD 168879
 
 
WDS 18228-1910 OCC 474 (HD 168879) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
OCC1971 O j Taylor, G.E., O'Leary, B., van Fladern, T.C. Bartholdi, P., Owen, F., 1971Natur.234..405T
OCC1971 Hubbard, W.B., Smith, B.A., Smith, S.A., Fallon, F.W. Devinney, E.J. & Oliver, J.
OCC1971 Nature 234, 405, 1971 (also summarized in OCC2010)
OCC1972 O j Hubbard, W.B. & van Flandern, T.C. 1972AJ.....77...65H
OCC1972 AJ 77, 65, 1972
OCC1976 O j Taylor, G.E., Walker, E.N., Quintanilla, A.R. & Lopez de Coca, M.P. 1976A&A....50..121T
OCC1976 A&A 50, 121, 1976 (also summarized in OCC2010)
OCC1990 O j Dunham, D.W., Dunham, J.B., Binzel, R.P., Evans, D.S., Freuh, M., Henry, G.W., 1990AJ.....99.1636D
OCC1990 A'Hearn, M.A., Schnurr, R., Betts, R., Haynes, H., Orcutt, R., Bowell, E., et al.
OCC1990 AJ 99, 1636, 1990 (also summarized in OCC2010)
OCC1993 O j Sato, I., Soma, M. & Hirose, T. 1993AJ....105.1553S
OCC1993 AJ 105, 1553, 1993 (also summarized in OCC2010)
OCC2001 O - Vasundhara, R., Jayakumar, K., Velu, C., Appakutty, M., Paranjpye, A., 2001BASI...29..577V
OCC2001 Kulkarni, H., Nitsure, P., Prabhunne, M. & Shah, K.
OCC2001 Bull. Astr. Soc. India 29, 577, 2001 (also summarized in OCC2010)
OCC2002 O - Occult. Doubles Cat., D. Dunham, ed. .
OCC2002 http://www.lunar-occultations.com/iota/iotandx.htm
OCC2008 O j Ling, A. 2008JRASC.102...15L
OCC2008 JRASC 102, 15, 2008
OCC2009 O u Herald, D. and Sandy, R. 2009JDSO....5..208H
OCC2009 JDSO 5, 208, 2009
OCC2009b O j Lin, C.-L., Zhang, Z.-W., Chen, W.P., King, S.-K., Lin, H.-C., Bianco, F.B., 2009PASP..121..359L
OCC2009b Lehner, M.J., Coehlo, N., Wang, J.-H., Mondal, S., Alcock, C., Axelrod, T., et al.
OCC2009b PASP 121, 359, 2009 (also summarized in OCC2010)
OCC2010 O u Herald, D., Boyle, R., Dunham, D., Hirose, T., Maley, P., Timerson, B., Farris, 2010JDSO....6...88H
OCC2010 T., Frappa, E., Lecacheux, J., Hayamizu, T., Kozubal, M., Nolthenius, R., et al.
OCC2010 JDSO 6, 88, 2010
OCC2010b O u Herald, D., Loader, B. & Parker, S. 2010JDSO....6..150H
OCC2010b JDSO 6, 150, 2010
OCC2010c O - Herald, D., Kashiwagura, M., Loader, B., Messner, S., Sandy, R. & Togashi, H. 2010JDSO....6..152H
OCC2010c JDSO 6, 152, 2010
OCC2010d O u Loader, B., Asada, Y., Breit, D., Bradshaw, J., Gault, D., Herald, D., Iverson, 2010JDSO....6..176L
OCC2010d E., Ishida, M., Karasaki, H., Kashiwagura, M., Miyashita, K., Messner, S., et al.
OCC2010d JDSO 6, 176, 2010
OCC2011 O u George, T., Timerson, B., Coughlin, K. & Fleishman, R. 2011JDSO....7..129G
OCC2011 JDSO 7, 129, 2011
OCC2011b O u Loader, B. Bradshaw, J., Breit, D., Gault, D., George, T., Herald, D., Iverson, 2011JDSO....7..159L
OCC2011b E., Ishida, M., Karasaki, H., Kashiwagura, M., Kenmotsu, K., Lowe, D., et al.
OCC2011b JDSO 7, 159, 2011
OCC2011c O u George, T., Timerson, B., Cooke, B., Degenhardt, S., Dunham, D.W., Messner, S., 2011JDSO....7..169G
OCC2011c Suggs, R., Venable, R. & Warren, W.H.
OCC2011c JDSO 7, 169, 2011
OCC2011d O - George, T., Timerson, B., Beard, T., Blank, T., Dantowitz, R., Davis, J., 2011JDSO....7..175G
OCC2011d di Cicco, D., Dunham, D.W., Hill, M., Sliski, A. & Sumner, R.
OCC2011d JDSO 7, 175, 2011
OCC2011e O j Bulder, H., Loader, B., Herald, D., Messner, S., Ling, A., Raab, H., ...................
OCC2011e Culbertson, B., Black, S., Ishida, M., Ohno, T., & Miyashita, K.
OCC2011e J. for Occultation Astron., #3, Jul-Sep 2011 (some data also in OCC2008)
OCC2012a O j George, T., Timerson, B., Degenhardt, S., Bracken, C., Cadmus, R., Carcich, A., 2012JDSO....8..306G
OCC2012a Centala, J., Modic, R., & Slauson, D.
OCC2012a JDSO 8, 306, 2012
OCC2012b O u Loader, B., Asada, Y., Bradshaw, J., Breit, D., Fuertes, J., Gault, D., George,T., 2012JDSO....8..313L
OCC2012b Graham, P., Herald, D., Holenstein, B., Iverson, E., Ishida, M., et al.
OCC2012b JDSO 8, 313, 2012
OCC2013a O - George, T., Timerson, B., Brooks, J., Conrad, S., Dunham, J.B., Dunham, D.W., 2013JDSO....9...88G
OCC2013a Jones,R., Lipka, T.R., Thomas, W., Warren, W.J., Jr., Wasson, R. & Wisniewski, J.
OCC2013a JDSO 9, 88, 2013
OCC2013b O j Giacchini, B.L., Timerson, B., George, T., Degenhardt, S. & Herald, D. 2013JDSO....9..130G
OCC2013b JDSO 9, 130, 2013
OCC2013c O j Casas, R., Juan, J., Naves, R., Perello, C., Rovira, J., Selva, A. & Schnabel, C. 2013JDSO....9..183C
OCC2013c JDSO 9, 183, 2013
OCC2013d O j Herald, D., Talbot, J., Bradshaw, J., Broughton, J., Hanna, W. & Watson, D. 2013JDSO....9..226H
OCC2013d JDSO 9, 226, 2013
OCC2013e O - Herald, D. 2013JDSO....9..274H
OCC2013e JDSO 9, 274, 2013
OCC2014a O - Loader, B. 2014JDSO...10....2L
OCC2014a JDSO 10, 2, 2014
OCC2014b O - Gault, D. 2014JDSO...10....4G
OCC2014b JDSO 10, 4, 2014
OCC2014c O - Herald, D., Talbot, J., Chad, C., Broughton, J. & Anderson, P. 2014JDSO...10...29H
OCC2014c JDSO 10, 29, 2014
OCC2014d O j Herald, D., Talbot, J. & Kerr, S. 2014JDSO...10..107H
OCC2014d JDSO 10, 107, 2014
OCC2014e O u Loader, B., Bradshaw, J., Breit, D., Edens, E., Forbes, M., Gault, D., George, T., 2014JDSO...10..150L
OCC2014e Haymes, T., Herald, D., Holenstein, B., Ito, T., Iverson, E., et al.
OCC2014e JDSO 10, 150, 2014
OCC2014f O - Soma, M., Hayamizu, T., Ishida, M., Owada, M., Ida, M., Aikawa, R., Hashimoto, A., 2014JDSO...10..240S
OCC2014f Horaguchi, T., Kitazaki, K., Uchiyama, S., Uehara, S., Yaeza, A., et al.
OCC2014f JDSO 10, 240, 2014
OCC2016a O j Loader, B., Asai, A., Bardecker, J., Bradshaw, J., Breit, D., Buettner, D., 2016JDSO...12..143L
OCC2016a Chad, C., Denyer, P., Edens, E., Forbes, M., Gault, D., George, T., et al.
OCC2016a JDSO 12, 143, 2016
OCC2016b O - Gault, D. & Herald, D. 2016JDSO...12..556G
OCC2016b JDSO 12, 556, 2016
OCC2017a O j Loader, B., Anderson, P., Asai, A., Bradshaw, J., Breit, D., Forbes, M., 2017JDSO...13..585L
OCC2017a Gault, D., George, T., Haymes, T., Herald, D., Ishida, M., Kerr, S., et al.
OCC2017a JDSO 13, 585, 2016
OCC2018a O j Timerson, B., George, T., Blank, T., Maley, P., Messner, S. & Moore, J. 2018JDSO...14..395T
OCC2018a JDSO 14, 395, 2018 .
OCC2019a O j Timerson, B., George, T., Bean, J., Blank, T., Bardecker, J., Dunham, D., Dunham, 2019JDSO...15..162T
OCC2019a J., Gimple, B., Maley, P., Anthony, S., Wiesenborn, C., Hunt, T., Sumner, R. &
OCC2019a Thomas, W.
OCC2019a JDSO 15, 162, 2019 .
OCC2019b O j Hirose, T., Ida, M., Yamamura, H., Uchiyama, S., Hashimoto, A., Aikawa, R., 2019JDSO...15..268H
OCC2019b Terakubo, K., Sato, M. & Shima, K.
OCC2019b JDSO 15, 268, 2019 .
OCC2019c O j Loader, B., Asada, Y., Asai, A., Bardecker, J., Bourgeois, J., Bradshaw, J., Chad, 2019JDSO...15..503L
OCC2019c C., Ellington, C., Gault, D., Giacchini, B., Haymes, T., Herald, D., Ishida, M.,
OCC2019c Iverson, E., Kerr, S., Manek, J., McKay, G., Messner, S., Pratt, A., Sandy, R.,
OCC2019c Watanabe, H., Yamamura, H. & Yoshida, H.
OCC2019c JDSO 15, 503, 2019 .
OCC2019d O j Giacchini, B.L., George, T., Spagnotto, J. & Wilberger, A.J. 2019JDSO...15..554G
OCC2019d JDSO 15, 554, 2019 .
OCC2020a O - Perello, C., Frappa, E., Janik, T., Kattentidt, B., Polak, J., Rottenborn, M. & 2020JDSO...16...87P
OCC2020a Selva, A.
OCC2020a JDSO 16, 87, 2020
OCC2020b O Herald, D. 2020JDSO...16..113H
OCC2020b JDSO 16, 105, 2020
OCC2020c O Bardecker, J. & Messner, S. 2020JDSO...16..405B
OCC2020c JDSO 16, 405, 2020
OCC2020d O Gault, D., Barry, T., Nosworthy, P., Hanna, W., Messner, S., Oesper, D., Dunford, 2020JDSO...16..440G
OCC2020d R., Trank, R., Preston, S. & Herald, D.
OCC2020d JDSO 16, 440, 2020
OCC2020e O Boutet, M. & Sanchez, J. 2020JDSO...16..483B
OCC2020e JDSO 16, 483, 2020
OCC2021a O Hayamizu, T., Soma, M., Watanabe, Ha., Asai, A., Watanable, Hi. & Nohara, H. 2021JDSO...17..131H
OCC2021a JDSO 17, 131, 2021
OCC2021b O Frappa, E., Zeleny, P., Baruffetti, P., Bendjeddou, A., Bigi, M., Bouazara, O., 2021JDSO...17..230F
OCC2021b Gacem, A., Khenifer, H.M., Mokhtari, L., Nosal, P., Rayane, H., Selimi, T.E.M.,
OCC2021b Sposetti, S. & Aissa, D.B.
OCC2021b JDSO 17, 230, 2021
OCC2022a O Hayamizu, T., Soma, M., Watanabe, Hi., Asai, A., Watanable, Ha., Akira, A., 2022JDSO...18...61H
OCC2022a Ida, M., Uchiyama, S., Nagata, T., Yamamura, H., Owada, M. & Yamashita, M.
OCC2022a JDSO 18, 61, 2022
OCC2022b O j Andersson, S. 2022JDSO...18..207A
OCC2022b JDSO 18, 207, 2022
OCC2022c O j Klos, O. 2022JDSO...18..210K
OCC2022c JDSO 18, 210, 2022
OCC2023a O j Bardecker, J. 2023JDSO...19...59B
OCC2023a JDSO 19, 59, 2023
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474   0   9.40 10.10 182248.74-190952.6
18228-1910 OCC 474 1976 0 -1 0.2 9.40 10.10 182248.74-190952.6

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 18228-1910 OCC 474 (HD 168879) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18228-1910 OCC 474 (HD 168879) : MEASURES
 
 
No records found.

 
 
WDS 18228-1910 (HD 168879) : VIRTUAL EYEPIECE
 
 

18228-1910 OCC 474A mag 9.4 Sp G8III 18228-1910 OCC 474B mag 10.1 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 18228-1910 (HD 168879) : ALADIN DSS IMAGE @ 18h 22m 48.74s -19° 09' 52.6"
 
 
 
 
WDS 18228-1910 OCC 474 (HD 168879) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18228-1910  OCC 474 distance=0' 18232-1903  I  1365 distance=9' 18217-1909  BRT1531 distance=16' 18223-1856  J  1740AB distance=17' 18223-1856  J  1740AC distance=17' 18241-1905  ARA 747 distance=19' 18244-1917  J  1630 distance=22' 18236-1849  ARA 477 distance=24' 18238-1930  LEO  16 distance=26' 18228-1843  CHR 235 distance=27' 18214-1852  EVS  35AB distance=28' 18214-1852  KRV  48AC distance=28' 18214-1852  KRV  48AD distance=28' 18237-1936  ARA 746 distance=30' 18242-1935  BU   49AB distance=32' 18242-1935  BU   49AC distance=32' 18242-1935  BU   49AD distance=32' 18210-1939  BU   48AB distance=39' 18210-1939  BU   48AC distance=39' 18210-1939  BU   48CD distance=40' 18246-1944  OCC 459 distance=43' 18260-1901  TDT 863 distance=46' 18232-1823  TOB 288 distance=48' 18205-1951  DON 892 distance=53' 18209-1956  RST3177 distance=54' 18262-1846  J  1743 distance=54' 18229-1818  J  1629 distance=56' 18196-1944  WRH  30 distance=58' 18231-2009  DON 897 distance=59' 18186-1906  OCC9181 distance=60' 18258-1953  ARA 750 distance=61' 18209-2004  ARA1148AB distance=61' 18262-1832  CHR 236 distance=61' 18261-1829  ARA 478 distance=63' 18272-1852  ARA 483 distance=64' 18184-1859  OCC9180 distance=65' 18274-1900  ARA 751 distance=66' 18206-1811  SKF 100 distance=67' 18187-1837  BU  300CD distance=67' 18187-1837  BU  639AB distance=67' 18187-1837  SHJ 264AB,C distance=67' 18187-1837  FOX 225AB,E distance=67' 18247-2012  OCC 409 distance=68' 18191-1828  ARA 474 distance=68' 18270-1835  SKF 935 distance=69' 18223-2018  BHA  27 distance=69' 18210-1805  DON 893 distance=70' 18180-1842  HWE  42 distance=72' 18264-1819  ARA 480 distance=72' 18270-1830  OCC 541 distance=73' 18274-1838  LEO  17AB distance=73' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 18228-1910 OCC 474 -1 0.2
Show 18232-1903 I 1365 150 1.3 9
Show 18217-1909 BRT1531 215 4.9 16
Show 18223-1856 J 1740 AB 148 5.4 17
Show 18223-1856 J 1740 AC 178 8.7 17
Show 18241-1905 ARA 747 291 6.2 19
Show 18244-1917 J 1630 222 5.3 22
Show 18236-1849 ARA 477 352 13.9 24
Show 18238-1930 LEO 16 84 1.2 26
Show 18228-1843 CHR 235 182 0.1 27
Show 18214-1852 EVS 35 AB 204 10.6 28
Show 18214-1852 KRV 48 AC 157 71.4 28
Show 18214-1852 KRV 48 AD 98 95.0 28
Show 18237-1936 ARA 746 280 12.9 30
Show 18242-1935 BU 49 AB 45 8.2 32
Show 18242-1935 BU 49 AC 304 22.4 32
Show 18242-1935 BU 49 AD 149 23.4 32
Show 18210-1939 BU 48 AB 349 2.6 39
Show 18210-1939 BU 48 AC 283 78.6 39
Show 18210-1939 BU 48 CD 57 16.4 40
Show 18246-1944 OCC 459 -1 2.5 43
Show 18260-1901 TDT 863 23 1.7 46
Show 18232-1823 TOB 288 184 12.6 48
Show 18205-1951 DON 892 298 1.3 53
Show 18209-1956 RST3177 326 1.3 54
Show 18262-1846 J 1743 265 3.4 54
Show 18229-1818 J 1629 82 8.6 56
Show 18196-1944 WRH 30 273 0.3 58
Show 18231-2009 DON 897 129 1.6 59
Show 18186-1906 OCC9181 -1 0.2 60
Show 18258-1953 ARA 750 112 3.6 61
Show 18209-2004 ARA1148 AB 310 11.1 61
Show 18262-1832 CHR 236 116 0.1 61
Show 18261-1829 ARA 478 54 12.0 63
Show 18272-1852 ARA 483 48 10.0 64
Show 18184-1859 OCC9180 -1 0.1 65
Show 18274-1900 ARA 751 313 7.8 66
Show 18206-1811 SKF 100 140 3.8 67
Show 18187-1837 BU 300 CD 329 6.3 67
Show 18187-1837 BU 639 AB 136 0.5 67
Show 18187-1837 SHJ 264 AB,C 50 17.2 67
Show 18187-1837 FOX 225 AB,E 328 145.6 67
Show 18247-2012 OCC 409 -1 0.0 68
Show 18191-1828 ARA 474 222 12.6 68
Show 18270-1835 SKF 935 16 4.6 69
Show 18223-2018 BHA 27 236 7.0 69
Show 18210-1805 DON 893 220 2.8 70
Show 18180-1842 HWE 42 189 21.5 72
Show 18264-1819 ARA 480 279 10.1 72
Show 18270-1830 OCC 541 -1 0.4 73
Show 18274-1838 LEO 17 AB 211 4.1 73

 
 
WDS 18228-1910 : COMPONENTS
 
 
  A
B pa=0.0°
sep=0.00"
 
 
18228-1910 A
 
 
Componente originario normalizzato AB Name HD 168879 Coord arcsec 2000 182248.74-190952.6 Mag 9.4
Spectral class G8III (yellow) PmRA 12.00 PmDE -21.0 SAO 161400
Tycho2 6273-01222-1 HD 168879 DM BD-19 4980
Tycho2
Tycho2 6273-01222-1 Pflag RAmdeg 275.70309376 DEmdeg -19.16461385
PmRA 12.2 PmDE -20.6 E RAmdeg 18 E DEmdeg 22
E pmRA 1.6 E pmDE 1.7 EpRAm 1987.09 EpDEm 1984.65
Num 7 Q RAmdeg 1.2 Q DEmdeg 1.6 Q pmRA 1.2
Q pmDE 1.6 BTmag 10.748 E BTmag 0.058 VTmag 9.359
E VTmag 0.027 Prox 999 TYC T HIP
CCDM RAdeg 275.70306611 DEdeg -19.16457111 EpRA 1990 1.68
EpDE 1990 1.51 E RAdeg 19.9 E DEdeg 25.9 Posflg
Corr 0.0
SAO
SAO 161400 DelFlag RA1950 PmRA1950 0.0008
DE1950 PmDE1950 -0.025 Vmag 9 SpType K0
Double code Source 22 CatNum 7660 DM BD-19 4980
DMcomp BDsup HD 168879 M HD 0
GC RA1950rad 4.79905741 DE1950rad -0.33493227 PmRA2000 0.0009
PmDE2000 -0.024
 
 
18228-1910 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182248.74-190952.6 Mag 10.1 Calc delta mag 0.7
Calc coord yes