Vellamo

02827, 1928 DQ, 1928DQ, 1933 SR, 1933SR, 1936 NC, 1936NC, 1942 CC, 1942CC, 1949 BG, 1949BG, 1953 GB, 1953GB, 1968 QJ, 1968QJ, 1970 EA, 1970EA, 1979 WK2, 1979WK2, J28D00Q, J33S00R, J36N00C, J42C00C, J49B00G, J53G00B, J68Q00J, J70E00A, J79W02K

All data for this body: [vot]

MPC data
Name (number) Vellamo (2827)
a 2.30865
e 0.03173
i / sin(i) 8.6262 / 0.14999
q 2.23539
Q 2.38191
ω 205.0721
Node 345.4503
m 209.9396
n 0.2810
Epoch 2460800.5
nobs 6185
nopp 31
Years observed 1928-2025
rms 0.55
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.309
ep 0.080
sin(ip) 0.149
G 0.150
H 12.310
Mass
D 9.70 0.094
pV 0.283 0.0304
Value
Rotational Period 3.738
Period quality 3
Spectral Class S
Spectral Class Score 35.560
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3090 0.0798 0.1494 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.13 0.136 0.136 Masiero 2011ApJ...741...68M NEATM
9.30 0.130 0.130 Masiero 2014ApJ...791..121M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.274 0.0338 0.0338 Masiero 2011ApJ...741...68M NEATM
0.320 0.0700 0.0700 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
12.31 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.737 3 Synodic Behrend LCDB Lightcurve
3.73788 3 Synodic Pravec LCDB Lightcurve
3.738 3- Synodic Pravec LCDB Lightcurve
3.73812 2 Sidereal Durech 2020A&A...643A..59D Model
3.7382 2+ Synodic Pravec LCDB Lightcurve
3.7386 3 Synodic Pravec LCDB Lightcurve
3.7392 3 Synodic Oey 2018MPBu...45..363O Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Bus-DeMeo VISNIR Bourdelle de Micas 2024A&A...682A..64B SPEC
S Bus VIS Bus 2002Icar..158..146B SPEC
S 0.760 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 1.000000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC