Brasilia

00293, 1890 KA, 1890KA, 1909 HB, 1909HB, I90K00A, J09H00B

All data for this body: [vot]

MPC data
Name (number) Brasilia (293)
a 2.86172
e 0.10187
i / sin(i) 15.6104 / 0.26910
q 2.57021
Q 3.15323
ω 88.6760
Node 61.0649
m 37.6884
n 0.2036
Epoch 2460800.5
nobs 7245
nopp 40
Years observed 1909-2025
rms 0.53
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.862
ep 0.130
sin(ip) 0.258
G 0.150
H 10.230
Mass
D 57.34 0.547
pV 0.053 0.0023
Value
Rotational Period 8.170
Period quality 3
Spectral Class Ch
Spectral Class Score 26.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8618 0.1295 0.2580 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
42.62 13.540 13.540 Masiero 2021PSJ.....2..162M NEATM
46.64 17.370 17.370 Nugent 2016AJ....152...63N NEATM
48.84 12.500 12.500 Masiero 2021PSJ.....2..162M NEATM
52.83 2.806 2.806 Ryan&Woodward 2010AJ....140..933R IRAS-STM
53.84 14.110 14.110 Masiero 2021PSJ.....2..162M NEATM
55.11 1.600 1.600 Tedesco 2002AJ....123.1056T STM
56.82 5.680 5.680 Ali-Lagoa 2018A&A...612A..85A NEATM
57.49 1.440 1.440 Masiero 2014ApJ...791..121M NEATM
57.72 0.740 0.740 Usui 2011PASJ...63.1117U NEATM
57.90 1.690 1.690 Masiero 2011ApJ...741...68M NEATM
59.08 5.910 5.910 Ali-Lagoa 2018A&A...612A..85A NEATM
64.82 3.424 3.424 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.033 0.0071 0.0071 Masiero 2011ApJ...741...68M NEATM
0.037 0.0140 0.0220 Masiero 2021PSJ.....2..162M NEATM
0.041 0.0150 0.0240 Masiero 2021PSJ.....2..162M NEATM
0.046 0.0048 0.0048 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.047 0.0090 0.0090 Ali-Lagoa 2018A&A...612A..85A NEATM
0.049 0.0210 0.0360 Masiero 2021PSJ.....2..162M NEATM
0.050 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.050 0.1200 0.1200 Nugent 2016AJ....152...63N NEATM
0.060 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.061 0.0040 0.0040 Tedesco 2002AJ....123.1056T STM
0.071 0.0078 0.0078 Ryan&Woodward 2010AJ....140..933R IRAS-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
10.23 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.518 1+ Synodic Behrend LCDB Lightcurve
8.1226 2 Synodic CALL LCDB Lightcurve
8.17 2+ Synodic Stephens 2006MPBu...33..100S Lightcurve
8.173 3- Synodic Oey 2006MPBu...33...96O Lightcurve
8.173 3 Synodic Pilcher 2019MPBu...46..130P Lightcurve
8.173 3 Synodic Pilcher LCDB Lightcurve
8.17409 2 Sidereal Martikainen 2021A&A...649A..98M Model
8.1741 2 Sidereal Hanus 2016A&A...586A.108H Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
Caa Tholen VIS Lazzaro 2004Icar..172..179L SPEC
Ch Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC
Ch Bus VIS Lazzaro 2004Icar..172..179L SPEC
P 0.910000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
X 0.646 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT