Yamamoto

02249, 1932 PK, 1932PK, 1942 GA, 1942GA, 1949 OX, 1949OX, 1968 WA, 1968WA, 1971 HY, 1971HY, 1972 RM, 1972RM, 1976 GX5, 1976GX5, 1978 RJ5, 1978RJ5, J32P00K, J42G00A, J49O00X, J68W00A, J71H00Y, J72R00M, J76G05X, J78R05J

All data for this body: [vot]

MPC data
Name (number) Yamamoto (2249)
a 3.19717
e 0.07806
i / sin(i) 4.1035 / 0.07156
q 2.94760
Q 3.44674
ω 114.7241
Node 147.7551
m 166.8139
n 0.1724
Epoch 2460800.5
nobs 5474
nopp 42
Years observed 1942-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.186
ep 0.103
sin(ip) 0.061
G 0.150
H 11.260
Mass
D 37.08 0.246
pV 0.035 0.0019
Value
Rotational Period 31.500
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1855 0.1035 0.0610 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
32.88 9.268 9.268 Masiero 2017AJ....154..168M NEATM
33.61 0.450 0.450 Masiero 2014ApJ...791..121M NEATM
35.46 0.358 0.358 Masiero 2011ApJ...741...68M NEATM
36.24 7.250 7.250 Ali-Lagoa 2018A&A...612A..85A NEATM
44.69 0.550 0.550 Usui 2011PASJ...63.1117U NEATM
44.71 3.100 3.100 Tedesco 2002AJ....123.1056T STM
45.75 4.580 4.580 Ali-Lagoa 2018A&A...612A..85A NEATM
45.88 2.441 2.441 Ryan&Woodward 2010AJ....140..933R IRAS-STM
46.71 2.719 2.719 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
47.17 4.720 4.720 Ali-Lagoa 2018A&A...612A..85A NEATM
49.06 15.440 15.440 Masiero 2020PSJ.....1....5M NEATM
50.34 20.220 20.220 Masiero 2021PSJ.....2..162M NEATM
50.48 14.710 14.710 Masiero 2020PSJ.....1....5M NEATM
52.48 16.520 16.520 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.020 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.021 0.0100 0.0200 Masiero 2021PSJ.....2..162M NEATM
0.023 0.0150 0.0150 Masiero 2020PSJ.....1....5M NEATM
0.023 0.0170 0.0170 Masiero 2020PSJ.....1....5M NEATM
0.030 0.0060 0.0060 Ali-Lagoa 2018A&A...612A..85A NEATM
0.032 0.0060 0.0060 Ali-Lagoa 2018A&A...612A..85A NEATM
0.033 0.0038 0.0038 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.034 0.0036 0.0036 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.035 0.0172 0.0172 Masiero 2017AJ....154..168M NEATM
0.035 0.0050 0.0050 Tedesco 2002AJ....123.1056T STM
0.052 0.0210 0.0210 Ali-Lagoa 2018A&A...612A..85A NEATM
0.056 0.0085 0.0085 Masiero 2011ApJ...741...68M NEATM
0.060 0.0100 0.0100 Masiero 2014ApJ...791..121M 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
11.26 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
31.59 2 Synodic Waszczak 2015AJ....150...75W Lightcurve