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136795 (1997 BQ)
Classification: Apollo [NEO, PHA]          SPK-ID: 2136795
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 72 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4786097721361114 3.1978e-08  
a 1.747208814265524 4.3818e-09 au
q .9109776017956959 5.7232e-08 au
i 10.99172312228909 7.3009e-06 deg
node 50.19110280709075 2.7168e-05 deg
peri 147.4553544185893 2.7149e-05 deg
M 17.87248474082164 2.8879e-06 deg
tp 2458958.620828734485
(2020-Apr-19.12082873)
6.8325e-06 TDB
period 843.5593525029026
2.31
3.1733e-06
8.688e-09
d
yr
n .4267630948929125 1.6054e-09 deg/d
Q 2.583440026735351 6.479e-09 au
  Orbit Determination Parameters
   # obs. used (total)      338  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      8576 days (23.48 yr)  
   first obs. used      1997-01-16  
   last obs. used      2020-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39686  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-02 06:48:19  

Additional Information
 Earth MOID = .0358257 au 
 Jupiter MOID = 2.38908 au 
 T_jup = 3.977 
[ 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 18.0   n/a MPO502856  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

136795 (1997 BQ)          Discovered 1997-Jan-16 by Hasegawa, T. at Kiso
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

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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
1900-Jun-07 20:53 < 00:01 Earth 0.204920858930389 0.204920301945758 0.204921415915299 16.5112849341184 16.5104974248494 2415178.370037130 0.105703676092329 30.9870898882598 13.1631844767071 29.3316088229668 1252268.41429677 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
1907-Mar-28 05:57 < 00:01 Earth 0.154579507162288 0.154579254339374 0.15457975998652 9.94805809401935 9.94632524808376 2417662.747734189 0.250783049521218 36.7528668110455 9.56841597981101 -76.6275740773148 1880680.34074614 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
1914-Jan-26 11:20 < 00:01 Earth 0.440529849288018 0.440529005374409 0.440530693201928 21.8361148713948 21.835837881197 2420158.972510949 0.0501202411379794 46.7195575926808 18.6025318656521 -28.2631039345634 1918786.04039641 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
1930-Jun-03 18:55 < 00:01 Earth 0.145432398599661 0.14543203254217 0.145432764658003 14.8346312010779 14.8333961283981 2426131.288106496 0.102024425204909 26.4241404397718 7.09323821275502 48.6457268690684 1979029.14470011 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
1937-Mar-11 14:29 < 00:01 Earth 0.170038459936016 0.17003815583618 0.170038764035978 10.1202260715888 10.1186775822964 2428604.103791305 0.17425121026177 31.6751991258834 14.618168099862 -81.7582887644939 1543310.08460508 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
1960-Jun-01 20:51 < 00:01 Earth 0.129055608234681 0.129055165243179 0.129056051226727 14.3227697614504 14.3213282094272 2437087.368782347 0.0908427317679698 27.0766258195408 11.7914896862319 39.9748204275497 1098319.90388934 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
1967-Mar-12 08:57 < 00:01 Earth 0.169663949816437 0.1696636362821 0.169664263350813 10.1440990843074 10.142550829474 2439561.872754931 0.179977323394208 21.0356773709407 14.9802959293115 -72.3718724443967 1489601.05918654 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
1974-Jan-24 05:22 < 00:01 Earth 0.497933312562021 0.497932926690046 0.497933698433996 23.640505360589 23.6402790074625 2442071.723578195 0.0669126080987208 21.0715933266787 18.0778617790918 -52.5003009691537 3600430.8753904 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
1990-May-31 08:40 < 00:01 Earth 0.104207676021002 0.104207131111762 0.104208220930952 13.6397820412778 13.6379073271063 2448042.861337272 0.0666257324137824 31.3171442043336 13.336905586193 33.3369237727564 724440.749926221 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
1997-Mar-01 13:43 < 00:01 Earth 0.181909194803041 0.181908832550712 0.18190955705538 10.8793058882974 10.8779594594975 2450509.071475115 0.124980477811425 18.6326598332008 14.0710623781659 -21.9763920671334 1430765.73175285 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2020-May-21 21:45 < 00:01 Earth 0.0411545192006491 0.0411542998369115 0.041154738564389 11.6761244234975 11.6705781757031 2458991.406112104 0.0362636669134344 17.0195823194123 10.928342442098 87.9206403020377 557316.820743634 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2027-Feb-21 18:41 < 00:01 Earth 0.202248158397633 0.202247746019822 0.202248570775629 12.2222448989531 12.2211669555693 2461458.278250665 0.0971538152959108 28.0993188439876 17.8903199467093 -62.109226462152 1434409.14648088 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2050-May-31 21:52 < 00:01 Earth 0.108403284441461 0.108401132106969 0.108405436792775 13.6695746611913 13.6677764384692 2469958.411005427 0.298896184761364 126.786805315146 6.88822192750655 32.222501154857 1214990.27950344 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2057-Mar-12 01:33 < 00:01 Earth 0.169236766560706 0.169236130880487 0.16923740225777 10.2492483448484 10.2477121080277 2472434.564777767 0.777556915698373 100.769074620944 15.0394239498694 -73.7408256258598 1460875.62143819 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2064-Jan-27 11:28 < 00:01 Earth 0.471236652034037 0.471234233329937 0.471239070740522 22.7660068664021 22.7657585023131 2474946.977710258 0.206969545977742 131.845506799967 18.8253521938555 -24.088159943395 1433248.93008522 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2080-Jun-09 19:33 < 00:01 Earth 0.213141227403114 0.213137802442256 0.213144652372065 16.5992176248902 16.5984644997799 2480925.314529727 0.337884203331546 182.91468795328 5.18446216750024 20.9930643267775 2090029.14423956 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2087-Apr-06 16:30 00:01 Earth 0.140565366734824 0.140564159677736 0.140566573827317 10.035142073967 10.033252989485 2483417.187437673 1.17629668701684 127.974027803784 10.3563793503341 -62.2997752287548 1669460.66148646 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2094-Feb-01 16:03 < 00:01 Earth 0.381126708078381 0.381123799955446 0.381129616208595 19.7943234582722 19.7939702700727 2485910.168785638 0.280898664191595 167.492617893214 18.708403104775 -30.2360351513996 1385530.08088688 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2110-Jun-19 17:54 < 00:01 Earth 0.337839083702255 0.337836396756277 0.337841770650231 20.1088371027466 20.1084448917685 2491891.246115087 0.218678843482518 140.093253492475 3.27364944186604 16.9867826434749 4211542.60056467 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2117-May-08 04:21 < 00:01 Earth 0.0694276259844631 0.0694262524662176 0.0694289995450191 10.2899651559384 10.2862348464531 2494405.681111590 0.61360163653666 109.705155544007 4.86295566546405 -51.43484167517 1695291.25146505 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2124-Feb-15 09:53 < 00:01 Earth 0.253620353749508 0.253619403248005 0.253621304254299 14.8023373852125 14.8016276303669 2496879.911532428 0.135160143224854 68.4572645516858 18.3774807561002 -48.5110380193496 1418586.26013041 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2140-Jun-28 01:55 < 00:01 Earth 0.485306592681066 0.48530549373344 0.485307691628802 24.2546896297549 24.2544632683031 2502857.579598535 0.146035198044984 55.8379892962854 7.70821026226411 -11.1761735783145 1974576.99372722 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2147-May-28 01:48 < 00:01 Earth 0.0634849322172575 0.0634833237451811 0.0634865407160961 12.2957343188129 12.2923204445581 2505382.574951978 0.374800897018456 103.354940769667 5.89021137088842 39.1815229635797 1006668.04624752 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2154-Mar-07 23:25 < 00:01 Earth 0.176498499785827 0.176497642631919 0.176499356965017 10.7553554353905 10.7539517334106 2507858.475883876 0.748137770332399 121.502732399026 16.1146686910092 -70.812212574614 1432385.71460385 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2161-Jan-27 14:42 < 00:01 Earth 0.494854705290086 0.494851970124636 0.494857440457674 23.5370295684596 23.5368008058141 2510376.112545928 0.236229808196566 145.805531974171 18.9622698772325 -20.8888653457548 1327824.67387325 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2177-Jun-11 01:34 < 00:01 Earth 0.200859231771216 0.200856363886844 0.200862099657825 16.2481085402808 16.2472920920366 2516354.565236424 0.354524756237832 146.859470739586 4.97383219060307 13.1639261415091 1284816.19449897 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2184-Apr-05 22:46 < 00:01 Earth 0.140983180560242 0.140982139505153 0.140984221646168 10.081114794517 10.079239899824 2518845.448949079 0.988992046611861 118.136834860814 10.3396146442385 -64.3866516260302 1710288.66787973 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
2191-Feb-04 03:21 < 00:01 Earth 0.390615364370287 0.390612761290099 0.390617967455093 19.9924156069428 19.9920744128768 2521340.639597163 0.2657889186033 146.382134230492 18.7430912073554 -27.7822165197612 1333114.85780034 T 72 CATAB v2.0f-lin.ifort 2020-Oct-02 06:48:34 2020-Oct-02 06:49
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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