Henrika

00826, 1916 HD, 1916HD, 1930 MG, 1930MG, 1934 HE, 1934HE, 1935 SW1, 1935SW1, 1948 PJ1, 1948PJ1, 1957 QC, 1957QC, 1962 UK, 1962UK, 1962 VC, 1962VC, J16H00D, J30M00G, J34H00E, J35S01W, J48P01J, J57Q00C, J62U00K, J62V00C

All data for this body: [vot]

MPC data
Name (number) Henrika (826)
a 2.71247
e 0.20465
i / sin(i) 7.1032 / 0.12366
q 2.15736
Q 3.26758
ω 36.5456
Node 230.1859
m 89.2501
n 0.2206
Epoch 2460800.5
nobs 6540
nopp 42
Years observed 1921-2025
rms 0.55
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.714
ep 0.218
sin(ip) 0.134
G 0.150
H 11.760
Mass
D 23.06 0.135
pV 0.091 0.0053
Value
Rotational Period 5.984
Period quality 3
Spectral Class Xc
Spectral Class Score 21.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7143 0.2184 0.1342 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.12 4.940 4.940 Masiero 2021PSJ.....2..162M NEATM
16.09 1.179 1.179 Ryan&Woodward 2010AJ....140..933R IRAS-STM
16.90 4.580 4.580 Nugent 2016AJ....152...63N NEATM
19.28 2.300 2.300 Tedesco 2002AJ....123.1056T STM
20.44 0.580 0.580 Nugent 2016AJ....152...63N NEATM
21.27 4.250 4.250 Ali-Lagoa 2018A&A...612A..85A NEATM
21.83 0.430 0.430 Usui 2011PASJ...63.1117U NEATM
22.56 0.260 0.260 Masiero 2014ApJ...791..121M NEATM
22.65 2.260 2.260 Ali-Lagoa 2018A&A...612A..85A NEATM
22.72 0.380 0.380 Masiero 2014ApJ...791..121M NEATM
24.12 0.254 0.254 Masiero 2011ApJ...741...68M NEATM
24.77 0.353 0.353 Masiero 2011ApJ...741...68M NEATM
25.70 2.079 2.079 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.070 0.0100 0.0100 Nugent 2016AJ....152...63N NEATM
0.083 0.0135 0.0135 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.087 0.0107 0.0107 Masiero 2011ApJ...741...68M NEATM
0.088 0.0180 0.0180 Ali-Lagoa 2018A&A...612A..85A NEATM
0.092 0.0172 0.0172 Masiero 2011ApJ...741...68M NEATM
0.100 0.0400 0.0400 Ali-Lagoa 2018A&A...612A..85A NEATM
0.120 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.140 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
0.143 0.0420 0.0420 Tedesco 2002AJ....123.1056T STM
0.170 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
0.212 0.0337 0.0337 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.234 0.1130 0.2210 Masiero 2021PSJ.....2..162M 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
11.76 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.984 3 Synodic Albers 2010MPBu...37..152A Lightcurve
5.9846 3 Synodic Pilcher 2010MPBu...37..148P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C Bus VIS Bus 2002Icar..158..146B SPEC
C 0.817 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
C S 0.630000 0.200000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
Cgx C None None Movis NIR Popescu 2018A&A...617A..12P PHOT
Xc Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC