Bower

01639, 1906 YD, 1906YD, 1924 EN, 1924EN, 1934 PT, 1934PT, 1936 AC, 1936AC, 1939 XH, 1939XH, 1942 NA, 1942NA, 1951 RB, 1951RB, 1951 RV1, 1951RV1, 1951 TE, 1951TE, 1953 DK, 1953DK, 1953 EU1, 1953EU1, 1953 GV, 1953GV, 1957 BJ1, 1957BJ1, J06Y00D, J24E00N, J34P00T, J36A00C, J39X00H, J42N00A, J51R00B, J51R01V, J51T00E, J53D00K, J53E01U, J53G00V, J57B01J

All data for this body: [vot]

MPC data

Name (number)	Bower (1639)
a	2.57334
e	0.14813
i / sin(i)	8.4419 / 0.14681
q	2.19213
Q	2.95454
ω	106.8634
Node	324.1116
m	255.0066
n	0.2388
Epoch	2460800.5

n_obs	7449
n_opp	43
Years observed	1906-2025
rms	0.54

Best values

[raw, vot]

	Value	Standard error
Parent

a_p	2.573
e_p	0.143
sin(i_p)	0.160
G	0.150
H	11.180
Mass
D	37.70	0.272
pV	0.025	0.0012

	Value
Rotational Period	22.160
Period quality	3
Spectral Class	C
Spectral Class Score	6.220

Proper elements data

[raw, vot]

a_p	e_p	sin(i_p)	Author	Reference	Method
2.5734	0.1432	0.1596	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

[raw, vot]

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
30.88	9.070	9.070	Masiero	2020PSJ.....1....5M	NEATM
31.70	10.510	10.510	Masiero	2020PSJ.....1....5M	NEATM
31.89	10.320	10.320	Nugent	2016AJ....152...63N	NEATM
33.27	7.100	7.100	Nugent	2016AJ....152...63N	NEATM
33.74	8.990	8.990	Masiero	2021PSJ.....2..162M	NEATM
34.96	8.390	8.390	Masiero	2020PSJ.....1....5M	NEATM
35.68	0.450	0.450	Masiero	2012ApJ...759L...8M	NEATM
35.77	1.327	1.327	Ryan&Woodward	2010AJ....140..933R	IRAS-STM
36.41	3.700	3.700	Tedesco	2002AJ....123.1056T	STM
37.17	3.720	3.720	Ali-Lagoa	2018A&A...612A..85A	NEATM
38.54	0.570	0.570	Usui	2011PASJ...63.1117U	NEATM
38.62	0.474	0.474	Masiero	2011ApJ...741...68M	NEATM
38.99	3.900	3.900	Ali-Lagoa	2018A&A...612A..85A	NEATM
61.04	2.207	2.207	Ryan&Woodward	2010AJ....140..933R	IRAS-NEATM

Albedo data

[raw, vot]

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.019	0.0014	0.0014	Ryan&Woodward	2010AJ....140..933R	IRAS-NEATM
0.031	0.0054	0.0054	Masiero	2011ApJ...741...68M	NEATM
0.041	0.0220	0.0220	Masiero	2020PSJ.....1....5M	NEATM
0.046	0.0170	0.0280	Masiero	2021PSJ.....2..162M	NEATM
0.050	0.0100	0.0100	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.050	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM
0.051	0.0410	0.0410	Masiero	2020PSJ.....1....5M	NEATM
0.053	0.0360	0.0360	Masiero	2020PSJ.....1....5M	NEATM
0.054	0.0130	0.0130	Tedesco	2002AJ....123.1056T	STM
0.055	0.0110	0.0110	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.056	0.0042	0.0042	Ryan&Woodward	2010AJ....140..933R	IRAS-STM
0.056	0.0090	0.0090	Masiero	2012ApJ...759L...8M	NEATM
0.060	0.1600	0.1600	Nugent	2016AJ....152...63N	NEATM

G data

[raw, vot]

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.15			MPC-2023-12-94	MPC-2023-12-94	Phot

H data

[raw, vot]

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
11.18			MPC-2023-12-04	MPC-2023-12-04	Phot

Periods

[raw, vot]

Value	Quality	Side real or Synodic	Author	Reference	Method
12.5	2	Synodic	Robinson	LCDB	Lightcurve
22.165	3	Synodic	Dose	LCDB	Lightcurve
22.1759	2	Sidereal	Durech	2019A&A...631A...2D	Model
22.176	2	Sidereal	Durech	2023A&A...675A..24D	Model
22.181	3-	Synodic	Polakis	2018MPBu...45..112P	Lightcurve
22.4	2	Synodic	Behrend	LCDB	Lightcurve

Spectral Class Data

[raw, vot]

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
C		0.870		Bus-Demeo	VIS	Sergeyev	2022A&A...658A.109S	PHOT
C	C	None	None	Movis	NIR	Popescu	2018A&A...617A..12P	PHOT