Groeneveld

01674, 1938 DS, 1938DS, 1949 DF, 1949DF, 1953 VE2, 1953VE2, 1955 DF, 1955DF, 1966 FK, 1966FK, J38D00S, J49D00F, J53V02E, J55D00F, J66F00K

All data for this body: [vot]

MPC data
Name (number) Groeneveld (1674)
a 3.19398
e 0.12730
i / sin(i) 2.6643 / 0.04648
q 2.78738
Q 3.60058
ω 4.6426
Node 95.5468
m 169.2019
n 0.1727
Epoch 2460800.5
nobs 5041
nopp 46
Years observed 1938-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.184
ep 0.141
sin(ip) 0.025
G 0.150
H 11.290
Mass
D 31.24 0.323
pV 0.071 0.0059
Value
Rotational Period 8.000
Period quality 2
Spectral Class C
Spectral Class Score 6.950
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis 1.1400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1843 0.1405 0.0248 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
27.38 1.800 1.800 Tedesco 2002AJ....123.1056T STM
28.26 5.650 5.650 Ali-Lagoa 2018A&A...612A..85A NEATM
28.73 2.870 2.870 Ali-Lagoa 2018A&A...612A..85A NEATM
28.89 0.630 0.630 Usui 2011PASJ...63.1117U NEATM
29.55 5.910 5.910 Ali-Lagoa 2018A&A...612A..85A NEATM
32.39 0.390 0.390 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.063 0.0080 0.0080 Masiero 2012ApJ...759L...8M NEATM
0.069 0.0280 0.0280 Ali-Lagoa 2018A&A...612A..85A NEATM
0.073 0.0150 0.0150 Ali-Lagoa 2018A&A...612A..85A NEATM
0.075 0.0300 0.0300 Ali-Lagoa 2018A&A...612A..85A NEATM
0.089 0.0130 0.0130 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
11.29 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.02 2 Synodic Mas 2018MPBu...45...76M Lightcurve
8.1 2 Synodic Tedesco 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 0.550 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C None None Movis NIR Popescu 2018A&A...617A..12P PHOT
C P 0.530000 0.450000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC