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18501+3322 - RBR11Aa,Ab Constellation : Lyr AD 18h50min4.79sec / Dec +33°21min45.6sec
Composants Primary Secondary WDS data WDS Notes
Magnitudes 3.60 8.20 Negleted : non NNotes found in WDSNOT MEMO of WDS.
Proper Motion RA +002 - Precise coordinates : oui
Mouvement propre Dec -004 - Spectre : B8Iab+B4V
Nb d'observation : 1 Angle Separation Cross references (wds id) *I* | *P*
First measure : 2002 176 0.500
Last measure : 2002 176.30 0.540
Ab:






18501+3322 - CIA3Aa1,2 Constellation : Lyr AD 18h50min4.79sec / Dec +33°21min45.6sec
Composants Primary Secondary WDS data WDS Notes
Magnitudes 3.60 4.00 Negleted : non NNotes found in WDSNOT MEMO of WDS.,OOrbit, briefly described in WDSNOT MEMO and has entry in Orbit Catalog.
Proper Motion RA +002 - Precise coordinates : oui
Mouvement propre Dec -004 - Spectre : B8Iab
Nb d'observation : 14 Angle Separation Cross references (wds id) *I* | *P*
First measure : 2006 61 0.000
Last measure : 2007 87.70 0.001
,2:
Plot, orbital elements and data

 
Sixth Catalog of Orbits of Visual Binary Stars data.

 DateDate of the last observation used in the orbit calculation, if published. : 2007 |  GradeThe grade (to nearest integer), as previously discussed. : 5

 PThe period (P), followed by code indicating units: "c" = centuries, "d" = days, "h" = hours, "m" = minutes, "y" = years. : 12.941400 d |  aThe semi-major axis (a), followed by code indicating units: "a" = arcseconds, "m" = milliarcseconds, "u" = microarcseconds. : 0.86500 m |  iThe inclination (i), in degrees. : 92.2500 |  ΩThe node (Omega), in degrees. An identified ascending node is indicated by an asterisk following the value. : 254.3900 |  TThe time of periastron passage (T), followed by code indicating units: "d" = Julian date, with first two digits truncated (i.e., JD-2400000), "m" = modified Julian date (JD-2400000.5), "y" = fractional Besselian year. : 54283.043000 d
 eThe eccentricity (e). : 9.999000 |  WThe longitude of periastron (w), in degrees, reckoned from the node as listed. : 999.9990 |  EquinoxEquinox, if any, to which the node refers. : 2000

system note
Orbit note

 
Sixth Catalog of Orbits of Visual Binary Stars data.

 DateDate of the last observation used in the orbit calculation, if published. : 2007 |  GradeThe grade (to nearest integer), as previously discussed. : 5

 PThe period (P), followed by code indicating units: "c" = centuries, "d" = days, "h" = hours, "m" = minutes, "y" = years. : 12.941400 d |  aThe semi-major axis (a), followed by code indicating units: "a" = arcseconds, "m" = milliarcseconds, "u" = microarcseconds. : 0.97600 m |  iThe inclination (i), in degrees. : 92.1000 |  ΩThe node (Omega), in degrees. An identified ascending node is indicated by an asterisk following the value. : 253.2200 |  TThe time of periastron passage (T), followed by code indicating units: "d" = Julian date, with first two digits truncated (i.e., JD-2400000), "m" = modified Julian date (JD-2400000.5), "y" = fractional Besselian year. : 54283.043000 d
 eThe eccentricity (e). : 9.999000 |  WThe longitude of periastron (w), in degrees, reckoned from the node as listed. : 999.9990 |  EquinoxEquinox, if any, to which the node refers. : 2000

system note
Orbit note

 
Sixth Catalog of Orbits of Visual Binary Stars data.

 DateDate of the last observation used in the orbit calculation, if published. : 2007 |  GradeThe grade (to nearest integer), as previously discussed. : 5

 PThe period (P), followed by code indicating units: "c" = centuries, "d" = days, "h" = hours, "m" = minutes, "y" = years. : 12.941400 d |  aThe semi-major axis (a), followed by code indicating units: "a" = arcseconds, "m" = milliarcseconds, "u" = microarcseconds. : 0.99300 m |  iThe inclination (i), in degrees. : 91.9600 |  ΩThe node (Omega), in degrees. An identified ascending node is indicated by an asterisk following the value. : 251.8700 |  TThe time of periastron passage (T), followed by code indicating units: "d" = Julian date, with first two digits truncated (i.e., JD-2400000), "m" = modified Julian date (JD-2400000.5), "y" = fractional Besselian year. : 54283.043000 d
 eThe eccentricity (e). : 9.999000 |  WThe longitude of periastron (w), in degrees, reckoned from the node as listed. : 999.9990 |  EquinoxEquinox, if any, to which the node refers. : 2000

system note
Orbit note




18501+3322 - STFA39AB Constellation : Lyr AD 18h50min4.79sec / Dec +33°21min45.6sec
Composants Primary Secondary WDS data WDS Notes
Magnitudes 3.63 6.69 Negleted : non NNotes found in WDSNOT MEMO of WDS.,ZStatistically the same parallax within the errors would indicate the components are physical. have ascertained the mystery behind these pairs.
Proper Motion RA +002 +002 Precise coordinates : oui
Mouvement propre Dec -004 -001 Spectre : B7Ve+A8p
Nb d'observation : 120 Angle Separation Cross references (wds id) *I* | *P*
First measure : 1777 143 48.000
A: HIP 92420 / HD 174638 / SAO 67451 / HR 7106 / GC 25847 / ADS 11745 / AKG3+331690 / Bayer bet / UCAC4 617-064584
Last measure : 2023 147.60 45.540
Measurement history (InformationThis historical is indicative. It is incomplete and may contain errors. It is built as and when updates to WDSTOOL and does not take into account any subsequent modifications to WDS.)
2022 147.50 45.790
2016 77.40 4.430
2015 148.20 45.620
2014 148.10 45.410
2012 147.00 44.800
2011 152.00 44.300




18501+3322 - BU293AC Constellation : Lyr AD 18h50min4.79sec / Dec +33°21min45.6sec
Composants Primary Secondary WDS data WDS Notes
Magnitudes 3.63 13.00 Negleted : non NNotes found in WDSNOT MEMO of WDS.,SStatistically different parallax and proper motion indicates that this pair is non-physical.
Proper Motion RA +002 -002 Precise coordinates : oui
Mouvement propre Dec -004 -002 Spectre : B7Ve
Nb d'observation : 10 Angle Separation Cross references (wds id) *I* | *P*
First measure : 1878 248 46.300
Last measure : 2023 246.50 46.640
Measurement history (InformationThis historical is indicative. It is incomplete and may contain errors. It is built as and when updates to WDSTOOL and does not take into account any subsequent modifications to WDS.)
2015 247.20 46.778
2014 247.30 46.400
2007 247.00 47.100




18501+3322 - BU293AD Constellation : Lyr AD 18h50min4.79sec / Dec +33°21min45.6sec
Composants Primary Secondary WDS data WDS Notes
Magnitudes 3.63 14.30 Negleted : non NNotes found in WDSNOT MEMO of WDS.,SStatistically different parallax and proper motion indicates that this pair is non-physical.
Proper Motion RA +002 +000 Precise coordinates : oui
Mouvement propre Dec -004 -018 Spectre : B7Ve
Nb d'observation : 8 Angle Separation Cross references (wds id) *I* | *P*
First measure : 1898 68 64.300
Last measure : 2015 68.40 63.953
Measurement history (InformationThis historical is indicative. It is incomplete and may contain errors. It is built as and when updates to WDSTOOL and does not take into account any subsequent modifications to WDS.)
2007 68.00 64.370




18501+3322 - BU293AE Constellation : Lyr AD 18h50min4.79sec / Dec +33°21min45.6sec
Composants Primary Secondary WDS data WDS Notes
Magnitudes 3.63 10.14 Negleted : non NNotes found in WDSNOT MEMO of WDS.,SStatistically different parallax and proper motion indicates that this pair is non-physical.
Proper Motion RA +002 +002 Precise coordinates : oui
Mouvement propre Dec -004 +001 Spectre : B7Ve+G5
Nb d'observation : 39 Angle Separation Cross references (wds id) *I* | *P*
First measure : 1828 321 42.500
Last measure : 2023 316.60 67.060
E: ADS 11745 / AKG3+331688 / UCAC4 617-064568
Measurement history (InformationThis historical is indicative. It is incomplete and may contain errors. It is built as and when updates to WDSTOOL and does not take into account any subsequent modifications to WDS.)
2022 316.50 67.380
2014 317.00 67.100
2012 318.00 66.300
2009 318.00 66.800




18501+3322 - BU293AF Constellation : Lyr AD 18h50min4.79sec / Dec +33°21min45.6sec
Composants Primary Secondary WDS data WDS Notes
Magnitudes 3.63 10.62 Negleted : non NNotes found in WDSNOT MEMO of WDS.,TStatistically the same parallax within the errors and similar proper motion or other technique indicates that this pair is physical.
Proper Motion RA +002 +001 Precise coordinates : oui
Mouvement propre Dec -004 -004 Spectre : B7Ve
Nb d'observation : 39 Angle Separation Cross references (wds id) *I* | *P*
First measure : 1828 19 58.000
Last measure : 2023 17.50 85.740
F: ADS 11745 / AKG3+331692 / UCAC4 617-064595
Measurement history (InformationThis historical is indicative. It is incomplete and may contain errors. It is built as and when updates to WDSTOOL and does not take into account any subsequent modifications to WDS.)
2022 17.40 86.200
2014 17.90 85.700
2012 19.00 86.900
2009 19.00 86.300




18501+3322 - SMR93AG Constellation : Lyr AD 18h50min4.79sec / Dec +33°21min45.6sec
Composants Primary Secondary WDS data WDS Notes
Magnitudes 3.63 15.00 Negleted : non
Proper Motion RA +002 - Precise coordinates : oui
Mouvement propre Dec -004 - Spectre : B7V
Nb d'observation : 3 Angle Separation Cross references (wds id) *I* | *P*
First measure : 2002 176 92.100
A:
Last measure : 2023 175.40 92.290
G:






18501+3322 - BU293BE Constellation : Lyr AD 18h50min6.69sec / Dec +33°21min6.6sec
Composants Primary Secondary WDS data WDS Notes
Magnitudes 6.69 10.13 Negleted : non NNotes found in WDSNOT MEMO of WDS.,SStatistically different parallax and proper motion indicates that this pair is non-physical.
Proper Motion RA +002 +002 Precise coordinates : oui
Mouvement propre Dec -001 +001 Spectre : B5V
Nb d'observation : 14 Angle Separation Cross references (wds id) *I* | *P*
First measure : 1893 323 112.200
Last measure : 2015 321.80 112.356
E: ADS 11745 / AKG3+331688 / UCAC4 617-064568
Measurement history (InformationThis historical is indicative. It is incomplete and may contain errors. It is built as and when updates to WDSTOOL and does not take into account any subsequent modifications to WDS.)
2007 321.90 112.500




18501+3322 - BU293BF Constellation : Lyr AD 18h50min6.69sec / Dec +33°21min6.6sec
Composants Primary Secondary WDS data WDS Notes
Magnitudes 6.69 10.62 Negleted : non NNotes found in WDSNOT MEMO of WDS.,SStatistically different parallax and proper motion indicates that this pair is non-physical.
Proper Motion RA +002 +001 Precise coordinates : oui
Mouvement propre Dec -001 -004 Spectre : B5V
Nb d'observation : 15 Angle Separation Cross references (wds id) *I* | *P*
First measure : 1893 2 121.000
Last measure : 2016 1.40 120.639
F: ADS 11745 / AKG3+331692 / UCAC4 617-064595
Measurement history (InformationThis historical is indicative. It is incomplete and may contain errors. It is built as and when updates to WDSTOOL and does not take into account any subsequent modifications to WDS.)
2015 1.40 120.631
2007 1.50 120.776




18501+3322 - BU293EF Constellation : Lyr AD 18h50min1.16sec / Dec +33°22min34.9sec
Composants Primary Secondary WDS data WDS Notes
Magnitudes 10.14 10.62 Negleted : non NNotes found in WDSNOT MEMO of WDS.,SStatistically different parallax and proper motion indicates that this pair is non-physical.
Proper Motion RA +002 +001 Precise coordinates : oui
Mouvement propre Dec +001 -004 Spectre : F2V
Nb d'observation : 11 Angle Separation Cross references (wds id) *I* | *P*
First measure : 1893 66 79.900
E: ADS 11745 / AKG3+331688 / UCAC4 617-064568
Last measure : 2015 66.00 79.364
F: ADS 11745 / AKG3+331692 / UCAC4 617-064595
Measurement history (InformationThis historical is indicative. It is incomplete and may contain errors. It is built as and when updates to WDSTOOL and does not take into account any subsequent modifications to WDS.)
2007 66.00 79.349



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