Oort

01691, 1917 TD, 1917TD, 1945 TD, 1945TD, 1947 DA, 1947DA, 1950 PZ, 1950PZ, 1950 RU, 1950RU, 1951 XW, 1951XW, 1955 MW, 1955MW, 1956 RB, 1956RB, 1956 SD, 1956SD, 1964 DA, 1964DA, J17T00D, J45T00D, J47D00A, J50P00Z, J50R00U, J51X00W, J55M00W, J56R00B, J56S00D, J64D00A

All data for this body: [vot]

MPC data
Name (number) Oort (1691)
a 3.16142
e 0.17763
i / sin(i) 1.0869 / 0.01897
q 2.59987
Q 3.72298
ω 232.6328
Node 174.5499
m 11.1576
n 0.1753
Epoch 2460800.5
nobs 4858
nopp 50
Years observed 1945-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.167
ep 0.147
sin(ip) 0.024
G 0.150
H 10.980
Mass
D 34.23 0.215
pV 0.067 0.0076
Value
Rotational Period 10.270
Period quality 3
Spectral Class C
Spectral Class Score 14.456
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 0.8700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1665 0.1470 0.0241 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
33.16 0.534 0.534 Masiero 2011ApJ...741...68M NEATM
33.64 0.270 0.270 Masiero 2014ApJ...791..121M NEATM
33.72 10.060 10.060 Masiero 2021PSJ.....2..162M NEATM
35.90 1.500 1.500 Hanus 2018Icar..309..297H RADIOMETRY_TPM
36.80 0.700 0.700 Hanus 2018Icar..309..297H RADIOMETRY_TPM
37.37 0.740 0.740 Usui 2011PASJ...63.1117U NEATM
38.08 7.620 7.620 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.058 0.0230 0.0230 Ali-Lagoa 2018A&A...612A..85A NEATM
0.061 0.0250 0.0410 Masiero 2021PSJ.....2..162M NEATM
0.067 0.0150 0.0150 Masiero 2011ApJ...741...68M NEATM
0.070 0.0100 0.0100 Masiero 2014ApJ...791..121M 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
10.98 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
10.2684 2 Sidereal Hanus 2013A&A...559A.134H Model
10.2705 3 Synodic Behrend LCDB Lightcurve
10.271 2- Synodic Erasmus 2020ApJS..247...13E Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B B 0.1400 0.1660 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B B 0.8093 0.1660 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C Tholen VIS Lazzaro 2004Icar..172..179L SPEC
C 0.876 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C P 0.840000 0.140000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
Cb Bus VIS Lazzaro 2004Icar..172..179L SPEC