Ilse

00249, 1885 QA, 1885QA, 1973 PB, 1973PB, I85Q00A, J73P00B

All data for this body: [vot]

MPC data
Name (number) Ilse (249)
a 2.37738
e 0.21701
i / sin(i) 9.6205 / 0.16712
q 1.86146
Q 2.89331
ω 42.3037
Node 334.6669
m 4.3862
n 0.2689
Epoch 2460800.5
nobs 7904
nopp 44
Years observed 1885-2025
rms 0.52
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.378
ep 0.179
sin(ip) 0.174
G 0.150
H 11.420
Mass
D 31.57 0.300
pV 0.054 0.0014
Value
Rotational Period 84.900
Period quality 3
Spectral Class Xk
Spectral Class Score 21.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3776 0.1788 0.1739 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
27.71 0.419 0.419 Ryan&Woodward 2010AJ....140..933R MSX-STM
29.48 1.070 1.070 Ryan&Woodward 2010AJ....140..933R IRAS-STM
32.41 9.430 9.430 Masiero 2021PSJ.....2..162M NEATM
34.45 10.570 10.570 Masiero 2021PSJ.....2..162M NEATM
34.83 1.100 1.100 Tedesco 2002AJ....123.1056T STM
36.59 1.430 1.430 Nugent 2016AJ....152...63N NEATM
36.60 10.570 10.570 Masiero 2020PSJ.....1....5M NEATM
36.64 13.611 13.611 Masiero 2017AJ....154..168M NEATM
36.81 3.134 3.134 Ryan&Woodward 2010AJ....140..933R MSX-NEATM
36.90 10.040 10.040 Masiero 2020PSJ.....1....5M NEATM
37.03 0.610 0.610 Usui 2011PASJ...63.1117U NEATM
37.47 11.128 11.128 Masiero 2017AJ....154..168M NEATM
37.94 3.790 3.790 Ali-Lagoa 2018A&A...612A..85A NEATM
38.23 2.200 2.200 Masiero 2012ApJ...759L...8M NEATM
39.00 11.370 11.370 Masiero 2021PSJ.....2..162M NEATM
40.35 8.070 8.070 Ali-Lagoa 2018A&A...612A..85A NEATM
40.40 9.660 9.660 Masiero 2020PSJ.....1....5M NEATM
40.81 3.020 3.020 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.022 0.0090 0.0090 Masiero 2012ApJ...759L...8M NEATM
0.030 0.0160 0.0160 Masiero 2020PSJ.....1....5M NEATM
0.031 0.0170 0.0380 Masiero 2021PSJ.....2..162M NEATM
0.032 0.0210 0.0210 Masiero 2020PSJ.....1....5M NEATM
0.032 0.0043 0.0043 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.034 0.0210 0.0210 Masiero 2020PSJ.....1....5M NEATM
0.035 0.0170 0.0340 Masiero 2021PSJ.....2..162M NEATM
0.036 0.0200 0.0200 Masiero 2017AJ....154..168M NEATM
0.036 0.0229 0.0229 Masiero 2017AJ....154..168M NEATM
0.038 0.0150 0.0150 Ali-Lagoa 2018A&A...612A..85A NEATM
0.039 0.0209 0.0209 Ryan&Woodward 2010AJ....140..933R MSX-NEATM
0.039 0.0210 0.0450 Masiero 2021PSJ.....2..162M NEATM
0.040 0.0100 0.0100 Nugent 2016AJ....152...63N NEATM
0.043 0.0030 0.0030 Tedesco 2002AJ....123.1056T STM
0.043 0.0090 0.0090 Ali-Lagoa 2018A&A...612A..85A NEATM
0.060 0.0043 0.0043 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.068 0.0021 0.0021 Ryan&Woodward 2010AJ....140..933R MSX-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
11.42 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
42.6 1 Synodic Angeli 1999P&SS...47..699A Lightcurve
42.62 1 Synodic Binzel 1983Icar...56..519B Lightcurve
84.94 3 Synodic Pilcher 2015MPBu...42..190P Lightcurve
84.995 2 Sidereal Hanus 2016A&A...586A.108H Model
84.996 2 Sidereal Athanasopoulos 2022A&A...666A.116A Model
85.24 1 Synodic Binzel 1987Icar...72..135B Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.960000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
Caa Tholen VIS Lazzaro 2004Icar..172..179L SPEC
Ch Bus VIS Lazzaro 2004Icar..172..179L SPEC
X 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
Xk Bus-DeMeo VISNIR Arredondo 2021Icar..36814619A SPEC