Hiromi

04905, 1908 SF, 1908SF, 1929 SB, 1929SB, 1950 TE4, 1950TE4, 1971 TV, 1971TV, 1974 HA3, 1974HA3, 1978 GG4, 1978GG4, 1978 JV3, 1978JV3, 1988 VU4, 1988VU4, 1991 JM1, 1991JM1, J08S00F, J29S00B, J50T04E, J71T00V, J74H03A, J78G04G, J78J03V, J88V04U, J91J01M

All data for this body: [vot]

MPC data
Name (number) Hiromi (4905)
a 2.60103
e 0.16878
i / sin(i) 12.4326 / 0.21529
q 2.16204
Q 3.04003
ω 175.9511
Node 198.3446
m 137.2999
n 0.2350
Epoch 2460200.5
nobs 3980
nopp 28
Years observed 1908-2023
rms 0.49
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.601
ep 0.141
sin(ip) 0.214
Value Standard error
G 0.150
H 12.330
Mass
D 10.90 0.091
pV 0.214 0.0248
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6010 0.1405 0.2143 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.00 1.000 0.900 Pravec 2019Icar..333..429P RADIOMETRY_TPM
10.97 0.093 0.093 Masiero 2011ApJ...741...68M NEATM
8.37 0.600 0.600 Masiero 2014ApJ...791..121M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.210 0.0600 0.0600 Masiero 2014ApJ...791..121M NEATM
0.215 0.0272 0.0272 Masiero 2011ApJ...741...68M 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
12.33 MPC-2023-12-04 MPC-2023-12-04 Phot