Dobrovolsky

01789, 1936 KK, 1936KK, 1939 GR, 1939GR, 1943 SG, 1943SG, 1946 NA, 1946NA, 1953 TC2, 1953TC2, 1953 VX3, 1953VX3, 1955 EJ, 1955EJ, 1956 PD, 1956PD, 1956 RT, 1956RT, 1966 QC, 1966QC, 1969 OF, 1969OF, J36K00K, J39G00R, J43S00G, J46N00A, J53T02C, J53V03X, J55E00J, J56P00D, J56R00T, J66Q00C, J69O00F

All data for this body: [vot]

MPC data
Name (number) Dobrovolsky (1789)
a 2.21356
e 0.18858
i / sin(i) 1.9763 / 0.03449
q 1.79612
Q 2.63101
ω 214.7766
Node 102.0636
m 313.5964
n 0.2993
Epoch 2460800.5
nobs 5306
nopp 39
Years observed 1943-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.212
ep 0.136
sin(ip) 0.020
G 0.150
H 12.290
Mass
D 8.17 0.050
pV 0.186 0.0171
Value
Rotational Period 4.812
Period quality 3
Spectral Class S
Spectral Class Score 13.733
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2119 0.1356 0.0200 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.23 0.370 0.370 Masiero 2012ApJ...759L...8M NEATM
7.30 1.060 1.060 Nugent 2016AJ....152...63N NEATM
7.81 0.077 0.077 Masiero 2011ApJ...741...68M NEATM
7.92 0.100 0.100 Masiero 2014ApJ...791..121M NEATM
8.60 0.200 0.200 Hanus 2018Icar..309..297H RADIOMETRY_TPM
8.70 0.100 0.100 Hanus 2018Icar..309..297H RADIOMETRY_TPM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.180 0.0400 0.0400 Masiero 2014ApJ...791..121M NEATM
0.182 0.0243 0.0243 Masiero 2011ApJ...741...68M NEATM
0.185 0.0310 0.0310 Masiero 2012ApJ...759L...8M NEATM
0.350 0.1300 0.1300 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
12.29 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.8 2 Synodic Chang 2015ApJS..219...27C Lightcurve
4.811 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
4.811096 2 Sidereal Hanus 2016A&A...586A.108H Model
4.8111 2 Sidereal Martikainen 2021A&A...649A..98M Model
4.8125 3 Synodic Skiff 2019MPBu...46..238S Lightcurve
5.8 2 Synodic Lagerkvist 1978A&AS...31..361L Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S None Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.864 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.5915 0.5915 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT