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JPL Small-Body Database Browser
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249595 (1997 GH28)
Classification: Amor [NEO]          SPK-ID: 2249595
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 124 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3718087038510696 4.1724e-08  
a 2.003671574688962 8.3865e-09 au
q 1.258689043560628 8.1932e-08 au
i 7.012494036080278 5.9882e-06 deg
node 354.4543607896584 3.0007e-05 deg
peri 105.1920686630103 3.1626e-05 deg
M 319.6977637627339 8.5566e-06 deg
tp 2458716.475132151695
(2019-Aug-20.97513215)
2.5142e-05 TDB
period 1035.94865874972
2.84
6.504e-06
1.781e-08
d
yr
n .3475075689894533 2.1818e-09 deg/d
Q 2.748654105817297 1.1505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      493  
   data-arc span      9068 days (24.83 yr)  
   first obs. used      1993-10-09  
   last obs. used      2018-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46574  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Aug-08 07:03:44  

Additional Information
 Earth MOID = .304978 au 
 Jupiter MOID = 2.46901 au 
 T_jup = 3.740 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6   n/a MPO454851  
rotation period rot_per 19.696 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2014) Minor Planet Bull. 41, 113-124.]

249595 (1997 GH28)          Discovered 1997-Apr-13 by Spacewatch at Kitt Peak
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1909-Jan-06 03:14 00:01 Earth 0.310254186578832 0.310252930777033 0.310255443117564 1.53476410771024 1.52915818694583 2418312.634711532 1.47082132155602 768.567805680515 10.662932315797 85.6323713929079 748938.86556323 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
1925-Dec-23 22:50 00:01 Earth 0.317365681707113 0.317363381153254 0.317367982400099 0.945054988663478 0.936129107688808 2424508.451243393 1.30580821970597 357.850773544247 21.8422683687905 -68.5953569236879 570959.826593886 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
1942-Dec-14 01:56 00:01 Earth 0.350937128302493 0.350933989669184 0.350940269906129 0.4110059095661 0.392098099075955 2430707.580881602 1.13101126508112 1671.33516062332 39.8927946693942 81.6458565485304 260576.347342265 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
1959-Dec-01 22:27 < 00:01 Earth 0.408422253912572 0.408419246034058 0.408425261880329 1.21953090640969 1.21416965946633 2436904.435074831 0.840310555405724 338.110008559759 12.1843463782371 65.5047342348895 402459.99888924 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
1980-Feb-13 06:45 < 00:01 Earth 0.486480694996695 0.486478623958102 0.486482766048119 3.86827290181377 3.86685675218139 2444282.781462990 0.42213180845171 162.824187348014 13.9821069826495 50.9494640742164 1097627.9219172 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
1991-Aug-07 20:00 < 00:01 Mars 0.0710972035008956 0.071096226210771 0.0710981808344733 10.1716910564671 10.1712951715474 2448476.333143910 0.270246595983285 105.299332286715 16.7641370967306 63.8844810535333 564317.027930225 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
1997-Feb-01 12:09 < 00:01 Earth 0.409339041236002 0.409338083765148 0.409339998716442 2.94391699646184 2.94170508972358 2450481.006297541 0.235162976961194 112.304054553847 11.0874251530552 65.5140074382006 821352.047457715 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
2014-Jan-22 15:05 < 00:01 Earth 0.354676087756904 0.354675733699931 0.354676441816235 2.33526563968571 2.33204647200321 2456680.128336379 0.0520299757671827 50.6221063722428 4.95464508882659 70.4261084648292 761358.608477206 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
2031-Jan-10 04:48 < 00:01 Earth 0.312308330930601 0.312307818008035 0.312308843888494 1.77094132256166 1.76611721997038 2462876.700272643 0.26622218445486 177.199013518733 8.49474808690509 82.2764170084097 758906.668952739 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
2047-Dec-25 20:31 < 00:01 Earth 0.321040443864224 0.321039450998471 0.321041436762406 1.01424057184199 1.00602430963108 2469070.354730321 0.575078491008156 183.980077413341 21.139884794835 -73.5868918066642 570450.797352893 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
2064-Dec-11 12:18 < 00:01 Earth 0.370357550992519 0.370354716145036 0.370360411166891 0.281008431603598 0.254120153044184 2475266.012754963 0.946192806086893 5133.36073319516 97.9023192327482 -85.7538477280539 152440.553233323 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
2081-Nov-28 22:29 00:01 Earth 0.434532326817083 0.434527897694651 0.4345367560149 1.58008293685446 1.57619745680152 2481462.437113404 1.15852671624609 361.899983667534 16.2416345276345 53.7323359839648 443155.389164985 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
2102-Feb-12 06:23 00:01 Earth 0.466506042561311 0.466500234827393 0.466511850416522 3.68038908475818 3.67883686594928 2488841.766210620 1.18509455436055 474.273482498217 13.3594859926261 52.4519893042915 1025826.00305149 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
2119-Jan-29 15:20 00:02 Earth 0.376797363076052 0.376791664975448 0.376803061947078 2.69642506610421 2.69380128563662 2495037.138811810 1.51401394298419 896.643032187083 8.52210748398822 71.5863834030437 795774.521197259 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
2136-Jan-19 13:36 00:02 Earth 0.328565850355516 0.328561650601464 0.328570051729557 2.19805205249318 2.19435958316725 2501236.066656610 1.69346304237783 1170.96983776726 7.12495792045414 79.7644286683346 788970.856078358 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
2153-Jan-08 11:55 00:02 Earth 0.308714592052381 0.308713795069438 0.308715389969531 1.75632570813052 1.75140464434979 2507434.996715925 1.87410862305145 889.252311942236 11.9486025469093 87.7396134351346 749302.792804749 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
2159-Jan-03 13:03 00:02 Mars 0.0943828616457423 0.0943753573837523 0.0943903667771323 10.5147289183048 10.5144404348416 2509621.044081998 1.61638668503508 586.960532918623 17.1073119901802 50.4190370584066 624223.733223423 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
2169-Dec-25 07:53 00:02 Earth 0.331390499801885 0.331385418052662 0.331395582091609 0.935106067024335 0.926467891922088 2513629.828303384 2.36755972336287 720.8632505214 25.4531675158639 -66.0069818502247 448103.504061315 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
2186-Dec-08 22:04 00:03 Earth 0.399884600420893 0.39987502597222 0.39989417534798 0.631671354361214 0.621033379638893 2519822.419232699 2.82634613180764 875.540290756117 10.4620113062722 74.2803112872249 162221.570341839 T 124 CATAB v2.0e-lin.ifort 2018-Aug-08 07:07:12 2018-Dec-17 23:22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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