Asteroids

6037 1988EG help

Last update: 2025-03-10 23:53 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.636

Aphelion (Q)

1.907

Eccentricity (e)

0.500

Inclination (i)

3.5

deg

Orbit period (P)

523.7

Earth MOID

0.02396

U parameter

0.0

A₂

-17.9

10^-15au/days²

Next Earth close approach

Date

2041-02-27

Nominal distance (from Earth center)

0.02437

3646377

Maximum Brightness

13.1

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

18.8

mag

Diameter

400

Taxonomic type

Rotation period (T)

2.760

Discovery Information

Discovery Date

1988-03-12

Observatory

Palomar Mountain

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.271456

1-sigma variation

3.128E-9

Unit

Eccentricity (e)

Value

0.499694

1-sigma variation

6.320E-9

Unit

Inclination (i)

Value

3.5128

1-sigma variation

1.666E-6

Unit

Long. of Ascending Node (Ω)

Value

182.1742

1-sigma variation

1.836E-5

Unit

Arg. of Perihelion (ω)

Value

242.3288

1-sigma variation

1.818E-5

Unit

Mean Anomaly (M)

Value

27.19486

1-sigma variation

1.784E-6

Unit

Perihelion distance

Value

0.636117

1-sigma variation

Unit

Aphelion distance

Value

1.906795

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.245248

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.228212

1-sigma variation

Unit

MOID

Value

0.023960

1-sigma variation

Unit

Orbit Period

Value

523.6611

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

A₂

Value

-17.90678

1-sigma variation

4.72664

Unit

10^-15au/days²

Covariance Matrix

	a	e	i	Ω	ω	M	A₂
a	9.78208E-18	-2.38284E-18	2.29524E-16	-4.74023E-15	4.01251E-15	-4.33198E-15	1.46827E-8
e	-2.38284E-18	3.99398E-17	-3.05717E-15	3.64776E-14	-4.05063E-14	7.67631E-15	-9.02677E-10
i	2.29524E-16	-3.05717E-15	2.77655E-12	-2.84261E-11	2.82090E-11	-1.53462E-13	2.48103E-7
Ω	-4.74023E-15	3.64776E-14	-2.84261E-11	3.37067E-10	-3.33477E-10	4.45871E-12	-3.59524E-6
ω	4.01251E-15	-4.05063E-14	2.82090E-11	-3.33477E-10	3.30636E-10	-4.94359E-12	2.27869E-6
M	-4.33198E-15	7.67631E-15	-1.53462E-13	4.45871E-12	-4.94359E-12	3.18141E-12	-5.97117E-6
A₂	1.46827E-8	-9.02677E-10	2.48103E-7	-3.59524E-6	2.27869E-6	-5.97117E-6	2.23412E1

Date of computation: 2025-02-19 13:28 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

2.760

Unit

Source

[1]

Quality

Value

2,A

Unit

Source

[1]

Amplitude

Value

0.2

Unit

mag

Source

[1]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

18.808

Unit

mag

Source

[2]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[2]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.37

Unit

Source

[4]

Diameter

Value

400

Unit

Source

[3]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Radar R

Visual S

Unit

Source

[5]

[6]

Download this part as:

Sources

No.	Name	Additional
[1]	EARN	1.) Petr Pravec's Ondrejov NEO Photometric Program Webpage "Prepublished Periods" 2.) Bowell, E. et al. (1988) I.A.U. Circ. HREF="http://www.cbat.eps.harvard.edu/iauc/04500/04573.html"> 4573. (1988 EG - Period, LC)
[2]	ESA Aegis	ESA orbit determination and impact monitoring system
[3]	EARN	1.) Trilling, D.E. et al. (2008) Astrophys. J. 683, L199-L202. (Diameters and albedos of three sub-kilometer Near Earth Objects derived from Spitzer observations) ((6037) 1988 EG, 1993GD, and 2005GL) 2.) Binzel, R.P. et al. (2002) in "Asteroids III" (Eds. W.F.Bottke et al.), Univ.Ariz.Press, Tucson, USA, pp. 255-271. (Physical Properties of NEOs) 3.) Trilling, D.E. et al. (2008) DPS 40, 2509. (Diameters And Albedos Of Three Subkilometer Near Earth Objects Derived From Spitzer Observations) ((6037),1993GD,2005GL)
[4]	EARN	1.) Trilling, D.E. et al. (2008) Astrophys. J. 683, L199-L202. (Diameters and albedos of three sub-kilometer Near Earth Objects derived from Spitzer observations) ((6037) 1988 EG, 1993GD, and 2005GL)
[5]	EARN	1.) Ostro, S.J. et al. (1998) B.A.A.S 30, 1036. (Near-Earth-Asteroid Radar at Goldstone, Aug 1996 - Jun 1998) [7822(1991CS),4197(1982TA),4179Toutatis,7341(1991VK), 7482(1994PC1),1997BR,1998BY7,6037(1988EG),1998KY26]
[6]	EARN	1.) Fevig. R.A. and U. Fink (2007) Icarus 188, 175-188. (Spectral observations of 19 weathered and 23 fresh NEAs and their correlations with orbital parameters)(433,1036, 1627,1685,1862,1866,1943,1980,3103,3122,3199,3671,4183,4341, 4954,5587,5751,5836,6037,7358,7482,7753,7822,7977,8201, 10563,11066,13651,13651,19356,20236,20255,35107,85490, J97GD32,J97UH9,J97US9,J98HE3,J98HT31,J98ME3,J98MS2,K04LC2) 2.) Binzel, R.P. et al. (2006) LPSC 37, 1491. (The MIT-Hawaii-IRTF joint campaign for NEO spectral reconnaissance.) 3.) Binzel, R.P. et al. href="http://smass.mit.edu/minus.html"> Webpage

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

13260

Unit

Source

[1]

Unobserved

Value

253

Unit

Source

[1]

Normalized RMS of residuals

Value

0.464263

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

1988-03-12.30677

Unit

Source

[2]

Last Observation

Value

2024-07-01.311707

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

1142 (6)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

1998-02-26

Unit

Source

[3]

Last Observation

Value

2023-08-22

Unit

Source

[3]

Delay (Discarded)

Value

5 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

4 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

9 (0)

Unit

Source

[1]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close Approaches for 6037 1988EG from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1950-08-16 04:36	6.4	0.1028216	0.1025723	0.0000831
VENUS	1953-08-04 09:37	18.4	0.0411198	0.0409837	0.0000455
VENUS	1957-11-18 13:00	8.0	0.0308504	0.0308041	0.0000156
EARTH	1960-08-26 14:30	5.8	0.0973933	0.0972310	0.0000541
EARTH	1978-02-20 02:29	5.6	0.1283280	0.1281626	0.0000551
EARTH	1988-02-26 15:05	3.3	0.0401016	0.0400023	0.0000331
EARTH	1998-02-28 21:54	1.4	0.0317733	0.0317365	0.0000123
EARTH	2008-03-07 14:28	< 1 min	0.1667102	0.1666919	0.0000061
EARTH	2013-08-12 04:00	< 1 min	0.1847169	0.1847125	0.0000015
EARTH	2023-08-23 08:17	< 1 min	0.0406522	0.0406512	0.0000003
MARS	2025-08-11 12:31	< 1 s	0.0393800	0.0393775	0.0000008
EARTH	2041-02-27 21:35	1.3	0.0243745	0.0243652	0.0000031
EARTH	2056-08-24 19:38	10.6	0.0639811	0.0636933	0.0000960
EARTH	2064-02-22 07:50	10.2	0.1060843	0.1057656	0.0001062
EARTH	2079-08-22 11:42	3.3	0.0342001	0.0341925	0.0000026
EARTH	2087-02-17 18:31	13.3	0.1570818	0.1567536	0.0001094
EARTH	2102-08-27 00:38	18.9	0.0700734	0.0695425	0.0001772
EARTH	2110-02-28 04:18	14.7	0.0282753	0.0279555	0.0001079

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
63.81544058	51.92039219	0.02414584	MINIMUM
294.58864840	222.97328543	0.03452177	MINIMUM
358.69829800	317.04498891	0.35312127	SADDLE
179.58720624	137.71498702	0.89877978	SADDLE
358.28967018	136.37444288	1.64680947	SADDLE
179.37138131	317.59769466	2.89267832	MAXIMUM

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MOID Plots

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