Henry

01516, 1938 BG, 1938BG, 1938 DM, 1938DM, J38B00G, J38D00M

All data for this body: [vot]

MPC data
Name (number) Henry (1516)
a 2.62129
e 0.18581
i / sin(i) 8.7493 / 0.15211
q 2.13423
Q 3.10836
ω 93.8965
Node 125.8145
m 147.5073
n 0.2322
Epoch 2460800.5
nobs 8357
nopp 38
Years observed 1938-2025
rms 0.49
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.621
ep 0.208
sin(ip) 0.142
G 0.150
H 12.080
Mass
D 26.70 0.137
pV 0.038 0.0019
Value
Rotational Period 17.590
Period quality 3-
Spectral Class X
Spectral Class Score 6.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6213 0.2080 0.1422 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
19.19 4.310 4.310 Nugent 2016AJ....152...63N NEATM
19.92 1.700 1.700 Tedesco 2002AJ....123.1056T STM
21.02 3.628 3.628 Ryan&Woodward 2010AJ....140..933R IRAS-STM
22.18 6.650 6.650 Masiero 2021PSJ.....2..162M NEATM
26.29 2.630 2.630 Ali-Lagoa 2018A&A...612A..85A NEATM
26.44 0.150 0.150 Masiero 2011ApJ...741...68M NEATM
26.73 9.130 9.130 Masiero 2021PSJ.....2..162M NEATM
27.16 1.389 1.389 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
27.74 10.132 10.132 Masiero 2017AJ....154..168M NEATM
28.55 0.360 0.360 Usui 2011PASJ...63.1117U NEATM
28.99 9.470 9.470 Masiero 2021PSJ.....2..162M NEATM
31.40 3.140 3.140 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.029 0.0030 0.0030 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.035 0.0070 0.0070 Ali-Lagoa 2018A&A...612A..85A NEATM
0.038 0.0160 0.0290 Masiero 2021PSJ.....2..162M NEATM
0.039 0.0045 0.0045 Masiero 2011ApJ...741...68M NEATM
0.043 0.0190 0.0340 Masiero 2021PSJ.....2..162M NEATM
0.048 0.0038 0.0038 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.050 0.0200 0.0340 Masiero 2021PSJ.....2..162M NEATM
0.051 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.054 0.0110 0.0110 Tedesco 2002AJ....123.1056T STM
0.067 0.0441 0.0441 Masiero 2017AJ....154..168M NEATM
0.080 0.0600 0.0600 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
12.08 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
10.0 2 Synodic Polishook 2012MNRAS.421.2094P Lightcurve
17.37 2 Synodic Behrend LCDB Lightcurve
17.599 3- Synodic Polakis 2019MPBu...46..400P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
X 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT