18487+1426 BPM 839 BC
18h 48m 48.46s +14° 26' 45.0" P.A. 319.00 sep 107.1 mag 15.62,15.50
Coord 2000 |
18487+1426 |
|
Discov num |
BPM 839 |
|
Comp |
BC |
|
Coord arcsec 2000 |
18 48 48.46 +14 26 45.0 |
|
Date first |
1991 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
319 |
|
Pa last |
319 |
|
P.A. Now (θ) |
319° |
|
Sep first |
107.8 |
|
Sep last |
107.108 |
|
Sep. Now (ρ) |
107.108" |
|
Mag pri |
15.62 |
|
Mag sec |
15.50 |
|
delta mag (ΔM) |
0.12 |
|
Spectral class |
|
|
Pri motion ra |
-008 |
|
Sec motion ra |
-005 |
|
Pri motion dec |
-016 |
|
Sec motion dec |
-012 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.28 (< 0.3, Physical double)
This double is physical.
18487+1426 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 48 43 +14 26 13 |
BPM 838 AB |
2015 |
7 |
69 |
91.1 |
15.47 |
15.62 |
0.15 |
|
|
Show |
|
|
18 48 48 +14 26 45 |
BPM 839 BC |
2015 |
8 |
319 |
107.1 |
15.62 |
15.50 |
0.12 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
4507314155615169664 |
|
WDS 18487+1426 BPM 839 BC : NOTES
discov_num |
notes |
refcode |
BPM 838 |
AB: [PM2000] 1585727 + [PM2000] 1586604. |
Gvr2010 |
BPM 839 |
BC: [PM2000] 1586604 + [PM2000] 1585866. |
Gvr2010 |
REFERENCES
refcode |
metd |
author |
reference |
Gvr2010 |
Pa - |
Gavras, P. Sinachopoulos, D., Le Campion, J.F., & Cucourant, C. |
2010A&A...521A 4G |
Gvr2010 |
+T |
A&A 521, A4, 2010 |
|
Gvr2010 |
|
(Note: mean measures from AC2000.2, CdC2000, USNO-A2.0, Yellow Sky, and M2000 |
|
Gvr2010 |
|
catalogs, spanning years ~1900-2000) |
|
DISCOVERER
idgroup |
discov |
author |
1 |
BPM |
Bordeaux PM2000 catalogue (main catalog: separation < 2') |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
18487+1426 |
BPM 839 |
BC |
1999 |
2 |
319 |
107.3 |
15.62 |
15.50 |
|
NV |
184848.46+142645.0 |
18487+1426 |
BPM 839 |
BC |
2001 |
3 |
319 |
107.3 |
15.62 |
15.50 |
|
NV |
184848.46+142645.0 |
18487+1426 |
BPM 839 |
BC |
2015 |
4 |
319 |
107.2 |
15.62 |
15.50 |
|
NV |
184848.46+142645.0 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 18487+1426 BPM 839 BC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 18487+1426 BPM 839 BC : MEASURES
No records found.
WDS 18487+1426 : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 18487+1426 : ALADIN DSS IMAGE @ 18h 48m 48.46s +14° 26' 45.0"
WDS 18487+1426 BPM 839 BC : NEIGHBORHOODS
|
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 |
|
18487+1426 |
BPM 839 |
BC |
319 |
107.1 |
|
Show |
|
18487+1426 |
BPM 838 |
AB |
69 |
91.1 |
2 |
Show |
|
18493+1416 |
BPM 845 |
|
100 |
106.7 |
14 |
Show |
|
18500+1420 |
BPM 854 |
|
271 |
66.2 |
19 |
Show |
|
18479+1403 |
BPM 833 |
|
172 |
98.0 |
28 |
Show |
|
18494+1400 |
BPM 847 |
|
97 |
42.6 |
28 |
Show |
|
18503+1408 |
HEI 398 |
|
107 |
1.8 |
29 |
Show |
|
18511+1421 |
BPMA 64 |
|
274 |
231.1 |
34 |
Show |
|
18462+1432 |
BPM 822 |
|
228 |
116.6 |
39 |
Show |
|
18506+1458 |
BPM 863 |
|
270 |
86.3 |
41 |
Show |
|
18486+1344 |
BPM 836 |
|
173 |
36.6 |
44 |
Show |
|
18506+1351 |
J 108 |
|
77 |
2.0 |
44 |
Show |
|
18510+1501 |
HDS2673 |
|
299 |
0.1 |
48 |
Show |
|
18459+1450 |
HEI 397 |
|
141 |
1.1 |
49 |
Show |
|
18515+1507 |
OL 105 |
|
157 |
4.7 |
50 |
Show |
|
18510+1505 |
BPMA 63 |
|
327 |
156.2 |
50 |
Show |
|
18523+1432 |
STF2411 |
AB |
95 |
13.3 |
52 |
Show |
|
18523+1432 |
WAL 97 |
AC |
87 |
60.1 |
52 |
Show |
|
18523+1432 |
WAL 97 |
AD |
118 |
83.8 |
52 |
Show |
|
18453+1434 |
BPM 818 |
|
85 |
115.9 |
52 |
Show |
|
18502+1339 |
BPM 857 |
BC |
43 |
3.4 |
52 |
Show |
|
18502+1339 |
BPM 857 |
AB |
257 |
44.9 |
52 |
Show |
|
18522+1409 |
BPM 872 |
|
132 |
116.0 |
52 |
Show |
|
18471+1515 |
HJ 1344 |
|
207 |
13.0 |
55 |
Show |
|
18500+1519 |
YSC 12 |
AB |
35 |
0.5 |
55 |
Show |
|
18500+1519 |
LLO 16 |
AC |
19 |
11.1 |
55 |
Show |
|
18500+1519 |
LLO 16 |
AD |
225 |
15.7 |
55 |
Show |
|
18520+1358 |
CHR 80 |
|
9 |
0.1 |
56 |
Show |
|
18451+1415 |
BPM 817 |
|
54 |
44.7 |
56 |
Show |
|
18524+1445 |
BPMA 66 |
|
351 |
253.5 |
56 |
Show |
|
18504+1336 |
BPM 861 |
|
207 |
104.3 |
56 |
Show |
|
18526+1414 |
BPMA 67 |
|
13 |
220.9 |
57 |
Show |
|
18484+1524 |
J 2150 |
|
34 |
19.9 |
58 |
Show |
|
18491+1524 |
BPM 842 |
|
278 |
103.7 |
58 |
Show |
|
18510+1339 |
BPM 868 |
|
14 |
74.9 |
59 |
Show |
|
18523+1357 |
BPM 874 |
|
154 |
110.6 |
59 |
Show |
|
18526+1400 |
STF2412 |
|
56 |
1.4 |
61 |
Show |
|
18506+1525 |
BPM 862 |
|
276 |
60.3 |
64 |
Show |
|
18471+1328 |
BPM 827 |
|
50 |
79.2 |
64 |
Show |
|
18531+1412 |
BPM 877 |
|
210 |
85.7 |
64 |
Show |
|
18528+1357 |
BPM 876 |
|
272 |
62.9 |
66 |
Show |
|
18517+1331 |
STF2409 |
AB |
22 |
0.9 |
71 |
Show |
|
18517+1331 |
STF2409 |
AC |
196 |
33.8 |
71 |
Show |
|
18517+1331 |
WAL 96 |
AB,D |
291 |
72.7 |
71 |
Show |
|
18461+1328 |
TDT1042 |
|
271 |
0.7 |
71 |
Show |
|
18475+1537 |
HU 584 |
Aa,Ab |
5 |
0.3 |
73 |
Show |
|
18475+1537 |
GII 20 |
AB |
184 |
0.3 |
73 |
Show |
|
18491+1313 |
STF2399 |
AB |
118 |
15.8 |
74 |
Show |
|
18491+1313 |
STF2399 |
AC |
48 |
31.2 |
74 |
Show |
|
18477+1539 |
BPM 831 |
|
340 |
117.9 |
75 |
Show |
|
18491+1313 |
STF2399 |
BC |
18 |
29.7 |
75 |
|
|
WDS 18487+1426 : COMPONENTS
|
A |
B |
B |
pa=69.2°
sep=90.43"
| |
C |
pa=8.3°
sep=114.13"
| pa=319.9°
sep=105.66"
|
18487+1426 A
Coord arcsec 2000 |
184842.64+142612.9 |
|
Mag |
15.47 |
|
PmRA |
-20.00 |
|
PmDE |
7.0 |
|
18487+1426 B
Coord arcsec 2000 |
184848.46+142645.0 |
|
Coord calc |
184848.46+142645.0 |
|
Mag |
15.62 |
|
PmRA |
-8.00 |
|
PmDE |
-16.0 |
|
Calc delta mag |
0.15 |
|
18487+1426 C
Coord arcsec 2000 |
184843.78+142805.8 |
|
Mag |
15.5 |
|
PmRA |
-5.00 |
|
PmDE |
-12.0 |
|
Calc delta mag |
0.03 |
|
Calc coord |
yes |
|