Melnikov

02237, 1938 TB, 1938TB, 1949 SO1, 1949SO1, 1972 TB2, 1972TB2, 1977 RU3, 1977RU3, J38T00B, J49S01O, J72T02B, J77R03U

All data for this body: [vot]

MPC data
Name (number) Melnikov (2237)
a 3.14297
e 0.21685
i / sin(i) 2.4000 / 0.04188
q 2.46143
Q 3.82450
ω 265.5443
Node 118.4352
m 151.3233
n 0.1769
Epoch 2460800.5
nobs 4534
nopp 34
Years observed 1938-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.155
ep 0.177
sin(ip) 0.024
G 0.150
H 12.110
Mass
D 20.98 0.351
pV 0.108 0.0054
Value
Rotational Period 31.720
Period quality 2
Spectral Class B
Spectral Class Score 4.656
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 0.3400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1547 0.1773 0.0235 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
18.49 3.700 3.700 Ali-Lagoa 2018A&A...612A..85A NEATM
19.07 5.730 5.730 Masiero 2020PSJ.....1....5M NEATM
20.47 0.859 0.859 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
20.54 1.100 1.100 Tedesco 2002AJ....123.1056T STM
20.76 0.770 0.770 Usui 2011PASJ...63.1117U NEATM
21.35 0.498 0.498 Masiero 2011ApJ...741...68M NEATM
21.61 7.040 7.040 Masiero 2020PSJ.....1....5M NEATM
21.83 4.741 4.741 Ryan&Woodward 2010AJ....140..933R IRAS-STM
22.59 4.520 4.520 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.048 0.0640 0.0640 Masiero 2020PSJ.....1....5M NEATM
0.057 0.0460 0.0460 Masiero 2020PSJ.....1....5M NEATM
0.058 0.0230 0.0230 Ali-Lagoa 2018A&A...612A..85A NEATM
0.074 0.0156 0.0156 Masiero 2011ApJ...741...68M NEATM
0.086 0.0340 0.0340 Ali-Lagoa 2018A&A...612A..85A NEATM
0.112 0.0086 0.0086 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.127 0.0150 0.0150 Tedesco 2002AJ....123.1056T STM
0.127 0.0110 0.0110 Ryan&Woodward 2010AJ....140..933R IRAS-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
12.11 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
31.725 2 Synodic Erasmus 2020ApJS..247...13E Lightcurve
93.8 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.776 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT