Herrick

01579, 1925 DA, 1925DA, 1929 TF, 1929TF, 1931 BP, 1931BP, 1942 VS, 1942VS, 1948 SB, 1948SB, 1950 BG, 1950BG, 1951 GZ, 1951GZ, J25D00A, J29T00F, J31B00P, J42V00S, J48S00B, J50B00G, J51G00Z

All data for this body: [vot]

MPC data
Name (number) Herrick (1579)
a 3.43600
e 0.12707
i / sin(i) 8.7622 / 0.15233
q 2.99940
Q 3.87260
ω 279.0548
Node 184.1132
m 318.2742
n 0.1547
Epoch 2460800.5
nobs 5930
nopp 47
Years observed 1929-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.427
ep 0.138
sin(ip) 0.158
G 0.150
H 10.670
Mass
D 48.96 0.269
pV 0.043 0.0035
Value
Rotational Period 21.300
Period quality 2
Spectral Class B
Spectral Class Score 10.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.4274 0.1376 0.1579 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
42.73 4.000 4.000 Tedesco 2002AJ....123.1056T STM
44.29 2.158 2.158 Ryan&Woodward 2010AJ....140..933R IRAS-STM
46.92 0.400 0.400 Masiero 2014ApJ...791..121M NEATM
48.40 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
48.43 0.620 0.620 Usui 2011PASJ...63.1117U NEATM
49.53 4.950 4.950 Ali-Lagoa 2018A&A...612A..85A NEATM
50.64 5.060 5.060 Ali-Lagoa 2018A&A...612A..85A NEATM
52.34 0.468 0.468 Masiero 2011ApJ...741...68M NEATM
56.76 10.284 10.284 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.034 0.0097 0.0097 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.035 0.0099 0.0099 Masiero 2011ApJ...741...68M NEATM
0.040 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.044 0.0090 0.0090 Ali-Lagoa 2018A&A...612A..85A NEATM
0.046 0.0090 0.0090 Ali-Lagoa 2018A&A...612A..85A NEATM
0.048 0.0073 0.0073 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.052 0.0110 0.0110 Tedesco 2002AJ....123.1056T STM
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
10.67 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
21.33 2 Synodic Polakis 2020MPBu...47..177P Lightcurve
21.465 2 Synodic Pal 2020ApJS..247...26P Lightcurve
9.196 2 Synodic Loera 2020MPBu...47..348L Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B Bus VIS Lazzaro 2004Icar..172..179L SPEC
B Tholen VIS Lazzaro 2004Icar..172..179L SPEC
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.99 Bus VIS Carvano 2010A&A...510A..43C PHOT
C B 0.850000 0.150000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
X 0.979 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.6143 0.6143 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT